155229264 has 40 divisors (see below), whose sum is σ = 445566720. Its totient is φ = 51742944.

The previous prime is 155229251. The next prime is 155229271. The reversal of 155229264 is 462922551.

It is a super-2 number, since 2×155229264² = 48192248803963392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179232 + ... + 180095.

It is an arithmetic number, because the mean of its divisors is an integer number (11139168).

Almost surely, 2^155229264 is an apocalyptic number.

It is an amenable number.

155229264 is an abundant number, since it is smaller than the sum of its proper divisors (290337456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

155229264 is a wasteful number, since it uses less digits than its factorization.

155229264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 359344 (or 359332 counting only the distinct ones).

The product of its digits is 43200, while the sum is 36.

The square root of 155229264 is about 12459.1036595736. The cubic root of 155229264 is about 537.4332510586.

The spelling of 155229264 in words is "one hundred fifty-five million, two hundred twenty-nine thousand, two hundred sixty-four".