42928464 has 20 divisors (see below), whose sum is σ = 110898656. Its totient is φ = 14309472.

The previous prime is 42928433. The next prime is 42928469. The reversal of 42928464 is 46482924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42928469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447124 + ... + 447219.

Almost surely, 2^42928464 is an apocalyptic number.

It is an amenable number.

42928464 is an abundant number, since it is smaller than the sum of its proper divisors (67970192).

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

42928464 is a wasteful number, since it uses less digits than its factorization.

42928464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894354 (or 894348 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 42928464 is about 6551.9816849561. The cubic root of 42928464 is about 350.1454198439.

The spelling of 42928464 in words is "forty-two million, nine hundred twenty-eight thousand, four hundred sixty-four".