42993304 has 8 divisors (see below), whose sum is σ = 80612460. Its totient is φ = 21496648.

The previous prime is 42993299. The next prime is 42993317. The reversal of 42993304 is 40339924.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 42993304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2687074 + ... + 2687089.

Almost surely, 2^42993304 is an apocalyptic number.

It is an amenable number.

42993304 is a deficient number, since it is larger than the sum of its proper divisors (37619156).

42993304 is a wasteful number, since it uses less digits than its factorization.

42993304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5374169 (or 5374165 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 42993304 is about 6556.9279392106. The cubic root of 42993304 is about 350.3216200145.

The spelling of 42993304 in words is "forty-two million, nine hundred ninety-three thousand, three hundred four".