396524470 has 16 divisors (see below), whose sum is σ = 714022128. Its totient is φ = 158548000.

The previous prime is 396524467. The next prime is 396524519. The reversal of 396524470 is 74425693.

It is a happy number.

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, 26412 + ... + 38608.

It is an arithmetic number, because the mean of its divisors is an integer number (44626383).

Almost surely, 2^396524470 is an apocalyptic number.

396524470 is a deficient number, since it is larger than the sum of its proper divisors (317497658).

396524470 is a wasteful number, since it uses less digits than its factorization.

396524470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15455.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 396524470 is about 19912.9221863593. The cubic root of 396524470 is about 734.6660954212. Note that the first 3 decimals are identical.

The spelling of 396524470 in words is "three hundred ninety-six million, five hundred twenty-four thousand, four hundred seventy".