402341969 has 12 divisors (see below), whose sum is σ = 420086784. Its totient is φ = 385306992.

The previous prime is 402341957. The next prime is 402341971. The reversal of 402341969 is 969143204.

It is a de Polignac number, because none of the positive numbers 2^k-402341969 is a prime.

It is a super-2 number, since 2×402341969² = 323758120037593922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402341939) 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, 104924 + ... + 108690.

It is an arithmetic number, because the mean of its divisors is an integer number (35007232).

Almost surely, 2^402341969 is an apocalyptic number.

It is an amenable number.

402341969 is a deficient number, since it is larger than the sum of its proper divisors (17744815).

402341969 is a wasteful number, since it uses less digits than its factorization.

402341969 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3952 (or 3923 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 402341969 is about 20058.4637746763. The cubic root of 402341969 is about 738.2414836590.

The spelling of 402341969 in words is "four hundred two million, three hundred forty-one thousand, nine hundred sixty-nine".