42563764 has 48 divisors (see below), whose sum is σ = 81204480. Its totient is φ = 19474560.

The previous prime is 42563707. The next prime is 42563783. The reversal of 42563764 is 46736524.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201619 + ... + 201829.

It is an arithmetic number, because the mean of its divisors is an integer number (1691760).

Almost surely, 2^42563764 is an apocalyptic number.

It is an amenable number.

42563764 is a deficient number, since it is larger than the sum of its proper divisors (38640716).

42563764 is a wasteful number, since it uses less digits than its factorization.

42563764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 326 counting only the distinct ones).

The product of its digits is 120960, while the sum is 37.

The square root of 42563764 is about 6524.0910478012. The cubic root of 42563764 is about 349.1510417558.

The spelling of 42563764 in words is "forty-two million, five hundred sixty-three thousand, seven hundred sixty-four".