402250244 has 24 divisors (see below), whose sum is σ = 768518688. Its totient is φ = 182701440.

The previous prime is 402250241. The next prime is 402250249. The reversal of 402250244 is 442052204.

It is not an unprimeable number, because it can be changed into a prime (402250241) 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, 74252 + ... + 79484.

It is an arithmetic number, because the mean of its divisors is an integer number (32021612).

Almost surely, 2^402250244 is an apocalyptic number.

402250244 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402250244 is a deficient number, since it is larger than the sum of its proper divisors (366268444).

402250244 is a wasteful number, since it uses less digits than its factorization.

402250244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6995 (or 6993 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 23.

The square root of 402250244 is about 20056.1772030464. The cubic root of 402250244 is about 738.1853785280.

The spelling of 402250244 in words is "four hundred two million, two hundred fifty thousand, two hundred forty-four".