276393402 has 24 divisors (see below), whose sum is σ = 603572736. Its totient is φ = 91404936.

The previous prime is 276393401. The next prime is 276393409. The reversal of 276393402 is 204393672.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (276393401) 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, 58168 + ... + 62739.

It is an arithmetic number, because the mean of its divisors is an integer number (25148864).

Almost surely, 2^276393402 is an apocalyptic number.

276393402 is an abundant number, since it is smaller than the sum of its proper divisors (327179334).

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

276393402 is a wasteful number, since it uses less digits than its factorization.

276393402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121042 (or 121039 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 276393402 is about 16625.0835185872. The cubic root of 276393402 is about 651.3922049264.

The spelling of 276393402 in words is "two hundred seventy-six million, three hundred ninety-three thousand, four hundred two".