155244264 has 32 divisors (see below), whose sum is σ = 443555520. Its totient is φ = 44355456.

The previous prime is 155244251. The next prime is 155244347. The reversal of 155244264 is 462442551.

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, 461869 + ... + 462204.

It is an arithmetic number, because the mean of its divisors is an integer number (13861110).

Almost surely, 2^155244264 is an apocalyptic number.

155244264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

155244264 is an abundant number, since it is smaller than the sum of its proper divisors (288311256).

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

155244264 is a wasteful number, since it uses less digits than its factorization.

155244264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 924089 (or 924085 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 155244264 is about 12459.7056144999. The cubic root of 155244264 is about 537.4505614525.

The spelling of 155244264 in words is "one hundred fifty-five million, two hundred forty-four thousand, two hundred sixty-four".