623624546 has 8 divisors (see below), whose sum is σ = 948251244. Its totient is φ = 307540800.

The previous prime is 623624539. The next prime is 623624557. The reversal of 623624546 is 645426326.

It can be written as a sum of positive squares in 2 ways, for example, as 623251225 + 373321 = 24965^2 + 611^2 .

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

It is a super-2 number, since 2×623624546² = 777815148747412232, which contains 22 as substring.

It is an unprimeable number.

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, 2135555 + ... + 2135846.

Almost surely, 2^623624546 is an apocalyptic number.

623624546 is a deficient number, since it is larger than the sum of its proper divisors (324626698).

623624546 is a wasteful number, since it uses less digits than its factorization.

623624546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4271476.

The product of its digits is 207360, while the sum is 38.

The square root of 623624546 is about 24972.4757683334. The cubic root of 623624546 is about 854.3603144762.

The spelling of 623624546 in words is "six hundred twenty-three million, six hundred twenty-four thousand, five hundred forty-six".