402076266 has 16 divisors (see below), whose sum is σ = 815479488. Its totient is φ = 132137600.

The previous prime is 402076237. The next prime is 402076277. The reversal of 402076266 is 662670204.

It is a Curzon 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, 471495 + ... + 472346.

It is an arithmetic number, because the mean of its divisors is an integer number (50967468).

Almost surely, 2^402076266 is an apocalyptic number.

402076266 is an abundant number, since it is smaller than the sum of its proper divisors (413403222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

402076266 is a wasteful number, since it uses less digits than its factorization.

402076266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943917.

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 402076266 is about 20051.8394667422. The cubic root of 402076266 is about 738.0789385381.

The spelling of 402076266 in words is "four hundred two million, seventy-six thousand, two hundred sixty-six".