402202748 has 24 divisors (see below), whose sum is σ = 742724640. Its totient is φ = 190192640.

The previous prime is 402202747. The next prime is 402202751. The reversal of 402202748 is 847202204.

It is a self number, because there is not a number n which added to its sum of digits gives 402202748.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402202741) 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, 16373 + ... + 32748.

It is an arithmetic number, because the mean of its divisors is an integer number (30946860).

Almost surely, 2^402202748 is an apocalyptic number.

It is an amenable number.

402202748 is a deficient number, since it is larger than the sum of its proper divisors (340521892).

402202748 is a wasteful number, since it uses less digits than its factorization.

402202748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49237 (or 49235 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 402202748 is about 20054.9930939903. The cubic root of 402202748 is about 738.1563234532.

The spelling of 402202748 in words is "four hundred two million, two hundred two thousand, seven hundred forty-eight".