42494506 has 16 divisors (see below), whose sum is σ = 64810368. Its totient is φ = 20893600.

The previous prime is 42494497. The next prime is 42494513. The reversal of 42494506 is 60549424.

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, 46191 + ... + 47101.

It is an arithmetic number, because the mean of its divisors is an integer number (4050648).

Almost surely, 2^42494506 is an apocalyptic number.

42494506 is a deficient number, since it is larger than the sum of its proper divisors (22315862).

42494506 is a wasteful number, since it uses less digits than its factorization.

42494506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 42494506 is about 6518.7810210192. The cubic root of 42494506 is about 348.9615642272.

The spelling of 42494506 in words is "forty-two million, four hundred ninety-four thousand, five hundred six".