42258951 has 12 divisors (see below), whose sum is σ = 69760912. Its totient is φ = 24147936.

The previous prime is 42258929. The next prime is 42258961. The reversal of 42258951 is 15985224.

42258951 is a `hidden beast` number, since 4 + 22 + 589 + 51 = 666.

It is not a de Polignac number, because 42258951 - 2¹⁰ = 42257927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42258911) 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, 335326 + ... + 335451.

Almost surely, 2^42258951 is an apocalyptic number.

42258951 is a deficient number, since it is larger than the sum of its proper divisors (27501961).

42258951 is a wasteful number, since it uses less digits than its factorization.

42258951 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670790 (or 670787 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 42258951 is about 6500.6885019973. The cubic root of 42258951 is about 348.3155827334.

The spelling of 42258951 in words is "forty-two million, two hundred fifty-eight thousand, nine hundred fifty-one".