42715651 has 8 divisors (see below), whose sum is σ = 46646208. Its totient is φ = 38793000.

The previous prime is 42715633. The next prime is 42715661. The reversal of 42715651 is 15651724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42715651 - 2⁵ = 42715619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42715601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20236 + ... + 22246.

It is an arithmetic number, because the mean of its divisors is an integer number (5830776).

Almost surely, 2^42715651 is an apocalyptic number.

42715651 is a deficient number, since it is larger than the sum of its proper divisors (3930557).

42715651 is a wasteful number, since it uses less digits than its factorization.

42715651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3953.

The product of its digits is 8400, while the sum is 31.

The square root of 42715651 is about 6535.7211537825. The cubic root of 42715651 is about 349.5658589918.

The spelling of 42715651 in words is "forty-two million, seven hundred fifteen thousand, six hundred fifty-one".