402941616 has 320 divisors, whose sum is σ = 1411623936. Its totient is φ = 96645120.

The previous prime is 402941597. The next prime is 402941629. The reversal of 402941616 is 616149204.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7602646 + ... + 7602698.

Almost surely, 2^402941616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402941616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (705811968).

402941616 is an abundant number, since it is smaller than the sum of its proper divisors (1008682320).

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

402941616 is a wasteful number, since it uses less digits than its factorization.

402941616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 402941616 is about 20073.4056901165. The cubic root of 402941616 is about 738.6080578527.

The spelling of 402941616 in words is "four hundred two million, nine hundred forty-one thousand, six hundred sixteen".