42622688 has 12 divisors (see below), whose sum is σ = 83913480. Its totient is φ = 21311328.

The previous prime is 42622687. The next prime is 42622693. The reversal of 42622688 is 88622624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42622687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 665948 + ... + 666011.

It is an arithmetic number, because the mean of its divisors is an integer number (6992790).

Almost surely, 2^42622688 is an apocalyptic number.

It is an amenable number.

42622688 is a deficient number, since it is larger than the sum of its proper divisors (41290792).

42622688 is a wasteful number, since it uses less digits than its factorization.

42622688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331969 (or 1331961 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 42622688 is about 6528.6053640881. The cubic root of 42622688 is about 349.3120855454.

The spelling of 42622688 in words is "forty-two million, six hundred twenty-two thousand, six hundred eighty-eight".