63420774 has 16 divisors (see below), whose sum is σ = 127552320. Its totient is φ = 21021800.

The previous prime is 63420751. The next prime is 63420787. The reversal of 63420774 is 47702436.

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, 28452 + ... + 30599.

It is an arithmetic number, because the mean of its divisors is an integer number (7972020).

Almost surely, 2^63420774 is an apocalyptic number.

63420774 is an abundant number, since it is smaller than the sum of its proper divisors (64131546).

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

63420774 is a wasteful number, since it uses less digits than its factorization.

63420774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59235.

The product of its (nonzero) digits is 28224, while the sum is 33.

The square root of 63420774 is about 7963.7160923780. The cubic root of 63420774 is about 398.7896203134.

The spelling of 63420774 in words is "sixty-three million, four hundred twenty thousand, seven hundred seventy-four".