42460947 has 12 divisors (see below), whose sum is σ = 61689264. Its totient is φ = 28142640.

The previous prime is 42460939. The next prime is 42460963. The reversal of 42460947 is 74906424.

42460947 is a `hidden beast` number, since 4 + 2 + 4 + 609 + 47 = 666.

It is not a de Polignac number, because 42460947 - 2³ = 42460939 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (42460927) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12079 + ... + 15192.

It is an arithmetic number, because the mean of its divisors is an integer number (5140772).

Almost surely, 2^42460947 is an apocalyptic number.

42460947 is a deficient number, since it is larger than the sum of its proper divisors (19228317).

42460947 is a wasteful number, since it uses less digits than its factorization.

42460947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27450 (or 27447 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 42460947 is about 6516.2064884410. The cubic root of 42460947 is about 348.8696787392.

The spelling of 42460947 in words is "forty-two million, four hundred sixty thousand, nine hundred forty-seven".