612490 has 16 divisors (see below), whose sum is σ = 1150848. Its totient is φ = 234256.

The previous prime is 612481. The next prime is 612497. The reversal of 612490 is 94216.

It is not an unprimeable number, because it can be changed into a prime (612497) 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, 1102 + ... + 1561.

It is an arithmetic number, because the mean of its divisors is an integer number (71928).

2⁶¹²⁴⁹⁰ is an apocalyptic number.

612490 is a deficient number, since it is larger than the sum of its proper divisors (538358).

612490 is a wasteful number, since it uses less digits than its factorization.

612490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 612490 is about 782.6174033332. The cubic root of 612490 is about 84.9245004329.

The spelling of 612490 in words is "six hundred twelve thousand, four hundred ninety".