152718408 has 48 divisors (see below), whose sum is σ = 427880700. Its totient is φ = 49150080.

The previous prime is 152718407. The next prime is 152718439. The reversal of 152718408 is 804817251.

It can be written as a sum of positive squares in 2 ways, for example, as 146458404 + 6260004 = 12102^2 + 2502^2 .

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

It is not an unprimeable number, because it can be changed into a prime (152718407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34483 + ... + 38658.

Almost surely, 2^152718408 is an apocalyptic number.

152718408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

152718408 is an abundant number, since it is smaller than the sum of its proper divisors (275162292).

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

152718408 is a wasteful number, since it uses less digits than its factorization.

152718408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73182 (or 73175 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 36.

The square root of 152718408 is about 12357.9289527008. The cubic root of 152718408 is about 534.5197985364.

The spelling of 152718408 in words is "one hundred fifty-two million, seven hundred eighteen thousand, four hundred eight".