623253542 has 16 divisors (see below), whose sum is σ = 984571200. Its totient is φ = 295079400.

The previous prime is 623253539. The next prime is 623253551. The reversal of 623253542 is 245352326.

It is a junction number, because it is equal to n+sod(n) for n = 623253499 and 623253508.

It is a congruent number.

It is an unprimeable number.

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, 144209 + ... + 148467.

It is an arithmetic number, because the mean of its divisors is an integer number (61535700).

Almost surely, 2^623253542 is an apocalyptic number.

623253542 is a deficient number, since it is larger than the sum of its proper divisors (361317658).

623253542 is a wasteful number, since it uses less digits than its factorization.

623253542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8131.

The product of its digits is 43200, while the sum is 32.

The square root of 623253542 is about 24965.0464049238. The cubic root of 623253542 is about 854.1908567612.

The spelling of 623253542 in words is "six hundred twenty-three million, two hundred fifty-three thousand, five hundred forty-two".