152316240 has 40 divisors (see below), whose sum is σ = 472181088. Its totient is φ = 40617600.

The previous prime is 152316233. The next prime is 152316251. The reversal of 152316240 is 42613251.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 152316240.

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, 317086 + ... + 317565.

Almost surely, 2^152316240 is an apocalyptic number.

152316240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

152316240 is an abundant number, since it is smaller than the sum of its proper divisors (319864848).

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

152316240 is a wasteful number, since it uses less digits than its factorization.

152316240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634667 (or 634661 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 152316240 is about 12341.6465676181. The cubic root of 152316240 is about 534.0501853548.

Adding to 152316240 its reverse (42613251), we get a palindrome (194929491).

The spelling of 152316240 in words is "one hundred fifty-two million, three hundred sixteen thousand, two hundred forty".