402662395 has 8 divisors (see below), whose sum is σ = 493475904. Its totient is φ = 315275904.

The previous prime is 402662341. The next prime is 402662399. The reversal of 402662395 is 593266204.

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

It is a cyclic number.

It is not a de Polignac number, because 402662395 - 2²⁷ = 268444667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402662399) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856494 + ... + 856963.

It is an arithmetic number, because the mean of its divisors is an integer number (61684488).

Almost surely, 2^402662395 is an apocalyptic number.

402662395 is a deficient number, since it is larger than the sum of its proper divisors (90813509).

402662395 is a wasteful number, since it uses less digits than its factorization.

402662395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713509.

The product of its (nonzero) digits is 77760, while the sum is 37.

The square root of 402662395 is about 20066.4494866431. The cubic root of 402662395 is about 738.4374106853.

The spelling of 402662395 in words is "four hundred two million, six hundred sixty-two thousand, three hundred ninety-five".