396443702 has 12 divisors (see below), whose sum is σ = 627612156. Its totient is φ = 187788780.

The previous prime is 396443701. The next prime is 396443737. The reversal of 396443702 is 207344693.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396443701) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 273824 + ... + 275267.

It is an arithmetic number, because the mean of its divisors is an integer number (52301013).

Almost surely, 2^396443702 is an apocalyptic number.

396443702 is a deficient number, since it is larger than the sum of its proper divisors (231168454).

396443702 is a wasteful number, since it uses less digits than its factorization.

396443702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 549131 (or 549112 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 396443702 is about 19910.8940532564. The cubic root of 396443702 is about 734.6162106979.

The spelling of 396443702 in words is "three hundred ninety-six million, four hundred forty-three thousand, seven hundred two".