612523497 has 8 divisors (see below), whose sum is σ = 822107200. Its totient is φ = 405644400.

The previous prime is 612523487. The next prime is 612523507. The reversal of 612523497 is 794325216.

It is an interprime number because it is at equal distance from previous prime (612523487) and next prime (612523507).

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

It is not a de Polignac number, because 612523497 - 2⁷ = 612523369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612523487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 675622 + ... + 676527.

It is an arithmetic number, because the mean of its divisors is an integer number (102763400).

Almost surely, 2^612523497 is an apocalyptic number.

It is an amenable number.

612523497 is a deficient number, since it is larger than the sum of its proper divisors (209583703).

612523497 is a wasteful number, since it uses less digits than its factorization.

612523497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1352303.

The product of its digits is 90720, while the sum is 39.

The square root of 612523497 is about 24749.2120480633. The cubic root of 612523497 is about 849.2604857472.

The spelling of 612523497 in words is "six hundred twelve million, five hundred twenty-three thousand, four hundred ninety-seven".