42624367 has 2 divisors, whose sum is σ = 42624368. Its totient is φ = 42624366.

The previous prime is 42624343. The next prime is 42624383. The reversal of 42624367 is 76342624.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42624367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42625367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21312183 + 21312184.

It is an arithmetic number, because the mean of its divisors is an integer number (21312184).

Almost surely, 2^42624367 is an apocalyptic number.

42624367 is a deficient number, since it is larger than the sum of its proper divisors (1).

42624367 is an equidigital number, since it uses as much as digits as its factorization.

42624367 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 34.

The square root of 42624367 is about 6528.7339507748. The cubic root of 42624367 is about 349.3166722050.

The spelling of 42624367 in words is "forty-two million, six hundred twenty-four thousand, three hundred sixty-seven".