612632523 has 24 divisors (see below), whose sum is σ = 875068608. Its totient is φ = 381105648.

The previous prime is 612632483. The next prime is 612632533. The reversal of 612632523 is 325236216.

It is not a de Polignac number, because 612632523 - 2¹² = 612628427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (612632533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68340 + ... + 76782.

It is an arithmetic number, because the mean of its divisors is an integer number (36461192).

Almost surely, 2^612632523 is an apocalyptic number.

612632523 is a deficient number, since it is larger than the sum of its proper divisors (262436085).

612632523 is a wasteful number, since it uses less digits than its factorization.

612632523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8551 (or 8532 counting only the distinct ones).

The product of its digits is 12960, while the sum is 30.

The square root of 612632523 is about 24751.4145656364. The cubic root of 612632523 is about 849.3108707425.

Adding to 612632523 its reverse (325236216), we get a palindrome (937868739).

The spelling of 612632523 in words is "six hundred twelve million, six hundred thirty-two thousand, five hundred twenty-three".