401916620 has 36 divisors (see below), whose sum is σ = 981827280. Its totient is φ = 137799648.

The previous prime is 401916583. The next prime is 401916631. The reversal of 401916620 is 26619104.

401916620 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 204080 + ... + 206039.

It is an arithmetic number, because the mean of its divisors is an integer number (27272980).

Almost surely, 2^401916620 is an apocalyptic number.

It is an amenable number.

401916620 is an abundant number, since it is smaller than the sum of its proper divisors (579910660).

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

401916620 is a wasteful number, since it uses less digits than its factorization.

401916620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410142 (or 410133 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 401916620 is about 20047.8582397223. The cubic root of 401916620 is about 737.9812398685.

The spelling of 401916620 in words is "four hundred one million, nine hundred sixteen thousand, six hundred twenty".