427547064 has 32 divisors (see below), whose sum is σ = 1221563520. Its totient is φ = 122156256.

The previous prime is 427547053. The next prime is 427547077. The reversal of 427547064 is 460745724.

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, 1272294 + ... + 1272629.

It is an arithmetic number, because the mean of its divisors is an integer number (38173860).

Almost surely, 2^427547064 is an apocalyptic number.

It is an amenable number.

427547064 is an abundant number, since it is smaller than the sum of its proper divisors (794016456).

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

427547064 is a wasteful number, since it uses less digits than its factorization.

427547064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2544939 (or 2544935 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 39.

The square root of 427547064 is about 20677.2112239538. The cubic root of 427547064 is about 753.3462708684.

The spelling of 427547064 in words is "four hundred twenty-seven million, five hundred forty-seven thousand, sixty-four".