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332541421 is a prime number
BaseRepresentation
bin10011110100100…
…010110111101101
3212011201212001221
4103310202313231
51140112311141
652555303341
711145361342
oct2364426755
9764655057
10332541421
11160790323
129344ab51
1353b82794
14322447c9
151e2dabd1
hex13d22ded

332541421 has 2 divisors, whose sum is σ = 332541422. Its totient is φ = 332541420.

The previous prime is 332541397. The next prime is 332541427. The reversal of 332541421 is 124145233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 324504196 + 8037225 = 18014^2 + 2835^2 .

It is a cyclic number.

It is not a de Polignac number, because 332541421 - 29 = 332540909 is a prime.

It is a super-2 number, since 2×3325414212 = 221167593361398482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (332541427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166270710 + 166270711.

It is an arithmetic number, because the mean of its divisors is an integer number (166270711).

Almost surely, 2332541421 is an apocalyptic number.

It is an amenable number.

332541421 is a deficient number, since it is larger than the sum of its proper divisors (1).

332541421 is an equidigital number, since it uses as much as digits as its factorization.

332541421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2880, while the sum is 25.

The square root of 332541421 is about 18235.7182748583. The cubic root of 332541421 is about 692.8117576069.

Adding to 332541421 its reverse (124145233), we get a palindrome (456686654).

The spelling of 332541421 in words is "three hundred thirty-two million, five hundred forty-one thousand, four hundred twenty-one".