42404396 has 6 divisors (see below), whose sum is σ = 74207700. Its totient is φ = 21202196.

The previous prime is 42404363. The next prime is 42404419. The reversal of 42404396 is 69340424.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5300546 + ... + 5300553.

It is an arithmetic number, because the mean of its divisors is an integer number (12367950).

Almost surely, 2^42404396 is an apocalyptic number.

It is an amenable number.

42404396 is a deficient number, since it is larger than the sum of its proper divisors (31803304).

42404396 is a wasteful number, since it uses less digits than its factorization.

42404396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10601103 (or 10601101 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

The square root of 42404396 is about 6511.8657848577. The cubic root of 42404396 is about 348.7147309135.

The spelling of 42404396 in words is "forty-two million, four hundred four thousand, three hundred ninety-six".