42899474 has 16 divisors (see below), whose sum is σ = 66597120. Its totient is φ = 20704080.

The previous prime is 42899471. The next prime is 42899477. The reversal of 42899474 is 47499824.

It is an interprime number because it is at equal distance from previous prime (42899471) and next prime (42899477).

It is not an unprimeable number, because it can be changed into a prime (42899471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34292 + ... + 35520.

It is an arithmetic number, because the mean of its divisors is an integer number (4162320).

Almost surely, 2^42899474 is an apocalyptic number.

42899474 is a deficient number, since it is larger than the sum of its proper divisors (23697646).

42899474 is a wasteful number, since it uses less digits than its factorization.

42899474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1825.

The product of its digits is 580608, while the sum is 47.

The square root of 42899474 is about 6549.7690035604. The cubic root of 42899474 is about 350.0665832509.

The spelling of 42899474 in words is "forty-two million, eight hundred ninety-nine thousand, four hundred seventy-four".