401956498 has 16 divisors (see below), whose sum is σ = 614648160. Its totient is φ = 197090496.

The previous prime is 401956463. The next prime is 401956523. The reversal of 401956498 is 894659104.

It is a happy 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, 47161 + ... + 55027.

It is an arithmetic number, because the mean of its divisors is an integer number (38415510).

Almost surely, 2^401956498 is an apocalyptic number.

401956498 is a deficient number, since it is larger than the sum of its proper divisors (212691662).

401956498 is a wasteful number, since it uses less digits than its factorization.

401956498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8361.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 401956498 is about 20048.8527851346. The cubic root of 401956498 is about 738.0056464586.

The spelling of 401956498 in words is "four hundred one million, nine hundred fifty-six thousand, four hundred ninety-eight".