624472342 has 8 divisors (see below), whose sum is σ = 1008763056. Its totient is φ = 288217992.

The previous prime is 624472337. The next prime is 624472349. The reversal of 624472342 is 243274426.

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

It is a junction number, because it is equal to n+sod(n) for n = 624472298 and 624472307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (624472349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12009058 + ... + 12009109.

It is an arithmetic number, because the mean of its divisors is an integer number (126095382).

Almost surely, 2^624472342 is an apocalyptic number.

624472342 is a deficient number, since it is larger than the sum of its proper divisors (384290714).

624472342 is a wasteful number, since it uses less digits than its factorization.

624472342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24018182.

The product of its digits is 64512, while the sum is 34.

The square root of 624472342 is about 24989.4446116755. Note that the first 3 decimals coincide. The cubic root of 624472342 is about 854.7472969316.

The spelling of 624472342 in words is "six hundred twenty-four million, four hundred seventy-two thousand, three hundred forty-two".