420263416 has 16 divisors (see below), whose sum is σ = 788799240. Its totient is φ = 209916960.

The previous prime is 420263401. The next prime is 420263507. The reversal of 420263416 is 614362024.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18370 + ... + 34321.

Almost surely, 2^420263416 is an apocalyptic number.

It is an amenable number.

420263416 is a deficient number, since it is larger than the sum of its proper divisors (368535824).

420263416 is a wasteful number, since it uses less digits than its factorization.

420263416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53694 (or 53690 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 420263416 is about 20500.3272169007. The cubic root of 420263416 is about 749.0437686061.

The spelling of 420263416 in words is "four hundred twenty million, two hundred sixty-three thousand, four hundred sixteen".