420392302 has 16 divisors (see below), whose sum is σ = 710106624. Its totient is φ = 184923000.

The previous prime is 420392281. The next prime is 420392351. The reversal of 420392302 is 203293024.

It is a congruent 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, 307524 + ... + 308887.

It is an arithmetic number, because the mean of its divisors is an integer number (44381664).

Almost surely, 2^420392302 is an apocalyptic number.

420392302 is a deficient number, since it is larger than the sum of its proper divisors (289714322).

420392302 is a wasteful number, since it uses less digits than its factorization.

420392302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 616455.

The product of its (nonzero) digits is 2592, while the sum is 25.

The square root of 420392302 is about 20503.4704867249. The cubic root of 420392302 is about 749.1203327990.

The spelling of 420392302 in words is "four hundred twenty million, three hundred ninety-two thousand, three hundred two".