402063212 has 6 divisors (see below), whose sum is σ = 703610628. Its totient is φ = 201031604.

The previous prime is 402063173. The next prime is 402063217. The reversal of 402063212 is 212360204.

It is not an unprimeable number, because it can be changed into a prime (402063217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50257898 + ... + 50257905.

It is an arithmetic number, because the mean of its divisors is an integer number (117268438).

Almost surely, 2^402063212 is an apocalyptic number.

It is an amenable number.

402063212 is a deficient number, since it is larger than the sum of its proper divisors (301547416).

402063212 is a wasteful number, since it uses less digits than its factorization.

402063212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100515807 (or 100515805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 402063212 is about 20051.5139578038. The cubic root of 402063212 is about 738.0709508439.

The spelling of 402063212 in words is "four hundred two million, sixty-three thousand, two hundred twelve".