612242700 has 144 divisors (see below), whose sum is σ = 1915710720. Its totient is φ = 150439680.

The previous prime is 612242671. The next prime is 612242723. The reversal of 612242700 is 7242216.

It is a super-2 number, since 2×612242700² = 749682247406580000, 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 47 ways as a sum of consecutive naturals, for example, 209449 + ... + 212351.

Almost surely, 2^612242700 is an apocalyptic number.

612242700 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612242700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (957855360).

612242700 is an abundant number, since it is smaller than the sum of its proper divisors (1303468020).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

612242700 is a wasteful number, since it uses less digits than its factorization.

612242700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976 (or 2969 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 612242700 is about 24743.5385504984. The cubic root of 612242700 is about 849.1306914088.

Adding to 612242700 its reverse (7242216), we get a palindrome (619484916).

The spelling of 612242700 in words is "six hundred twelve million, two hundred forty-two thousand, seven hundred".