402452698 has 16 divisors (see below), whose sum is σ = 609269760. Its totient is φ = 199368000.

The previous prime is 402452693. The next prime is 402452717. The reversal of 402452698 is 896254204.

It is a self number, because there is not a number n which added to its sum of digits gives 402452698.

It is not an unprimeable number, because it can be changed into a prime (402452693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314023 + ... + 315301.

It is an arithmetic number, because the mean of its divisors is an integer number (38079360).

Almost surely, 2^402452698 is an apocalyptic number.

402452698 is a deficient number, since it is larger than the sum of its proper divisors (206817062).

402452698 is a wasteful number, since it uses less digits than its factorization.

402452698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2613.

The product of its (nonzero) digits is 138240, while the sum is 40.

The square root of 402452698 is about 20061.2237413374. The cubic root of 402452698 is about 738.3092015455.

The spelling of 402452698 in words is "four hundred two million, four hundred fifty-two thousand, six hundred ninety-eight".