152021235 has 24 divisors (see below), whose sum is σ = 249352560. Its totient is φ = 79087360.

The previous prime is 152021227. The next prime is 152021239. The reversal of 152021235 is 532120251.

It is not a de Polignac number, because 152021235 - 2³ = 152021227 is a prime.

It is a super-2 number, since 2×152021235² = 46220911781850450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (152021239) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22201 + ... + 28229.

It is an arithmetic number, because the mean of its divisors is an integer number (10389690).

Almost surely, 2^152021235 is an apocalyptic number.

152021235 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

152021235 is a deficient number, since it is larger than the sum of its proper divisors (97331325).

152021235 is an equidigital number, since it uses as much as digits as its factorization.

152021235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6119 (or 6078 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 152021235 is about 12329.6891688315. The cubic root of 152021235 is about 533.7051810034.

Adding to 152021235 its reverse (532120251), we get a palindrome (684141486).

The spelling of 152021235 in words is "one hundred fifty-two million, twenty-one thousand, two hundred thirty-five".