152640470 has 8 divisors (see below), whose sum is σ = 274752864. Its totient is φ = 61056184.

The previous prime is 152640463. The next prime is 152640491. The reversal of 152640470 is 74046251.

152640470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×152640470² = 46598226163641800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7632014 + ... + 7632033.

It is an arithmetic number, because the mean of its divisors is an integer number (34344108).

Almost surely, 2^152640470 is an apocalyptic number.

152640470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152640470 is a deficient number, since it is larger than the sum of its proper divisors (122112394).

152640470 is a wasteful number, since it uses less digits than its factorization.

152640470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15264054.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 152640470 is about 12354.7751901846. The cubic root of 152640470 is about 534.4288544837.

The spelling of 152640470 in words is "one hundred fifty-two million, six hundred forty thousand, four hundred seventy".