42624733 has 16 divisors (see below), whose sum is σ = 45964800. Its totient is φ = 39409200.

The previous prime is 42624731. The next prime is 42624811. The reversal of 42624733 is 33742624.

It is a cyclic number.

It is not a de Polignac number, because 42624733 - 2¹ = 42624731 is a prime.

Its product of digits (24192) is a multiple of the sum of its prime divisors (432).

It is a junction number, because it is equal to n+sod(n) for n = 42624695 and 42624704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42624731) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238038 + ... + 238216.

It is an arithmetic number, because the mean of its divisors is an integer number (2872800).

Almost surely, 2^42624733 is an apocalyptic number.

It is an amenable number.

42624733 is a deficient number, since it is larger than the sum of its proper divisors (3340067).

42624733 is a wasteful number, since it uses less digits than its factorization.

42624733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 432.

The product of its digits is 24192, while the sum is 31.

The square root of 42624733 is about 6528.7619806515. The cubic root of 42624733 is about 349.3176720208.

The spelling of 42624733 in words is "forty-two million, six hundred twenty-four thousand, seven hundred thirty-three".