402273337 has 2 divisors, whose sum is σ = 402273338. Its totient is φ = 402273336.

The previous prime is 402273307. The next prime is 402273343. The reversal of 402273337 is 733372204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 216796176 + 185477161 = 14724^2 + 13619^2 .

It is a cyclic number.

It is not a de Polignac number, because 402273337 - 2¹⁵ = 402240569 is a prime.

It is a super-2 number, since 2×402273337² = 323647675322231138, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 402273299 and 402273308.

It is not a weakly prime, because it can be changed into another prime (402273307) 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, 201136668 + 201136669.

It is an arithmetic number, because the mean of its divisors is an integer number (201136669).

Almost surely, 2^402273337 is an apocalyptic number.

It is an amenable number.

402273337 is a deficient number, since it is larger than the sum of its proper divisors (1).

402273337 is an equidigital number, since it uses as much as digits as its factorization.

402273337 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 31.

The square root of 402273337 is about 20056.7529027009. The cubic root of 402273337 is about 738.1995045512.

The spelling of 402273337 in words is "four hundred two million, two hundred seventy-three thousand, three hundred thirty-seven".