42903742 has 16 divisors (see below), whose sum is σ = 74089440. Its totient is φ = 18252288.

The previous prime is 42903709. The next prime is 42903761. The reversal of 42903742 is 24730924.

It is a congruent number.

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, 9267 + ... + 13102.

It is an arithmetic number, because the mean of its divisors is an integer number (4630590).

Almost surely, 2^42903742 is an apocalyptic number.

42903742 is a deficient number, since it is larger than the sum of its proper divisors (31185698).

42903742 is a wasteful number, since it uses less digits than its factorization.

42903742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22515.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 42903742 is about 6550.0948084741. The cubic root of 42903742 is about 350.0781920539.

The spelling of 42903742 in words is "forty-two million, nine hundred three thousand, seven hundred forty-two".