614420944 has 20 divisors (see below), whose sum is σ = 1212903396. Its totient is φ = 301413632.

The previous prime is 614420921. The next prime is 614420959. The reversal of 614420944 is 449024416.

It can be written as a sum of positive squares in 2 ways, for example, as 226803600 + 387617344 = 15060^2 + 19688^2 .

It is a super-2 number, since 2×614420944² = 755026192851702272, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361429 + ... + 363124.

Almost surely, 2^614420944 is an apocalyptic number.

It is an amenable number.

614420944 is a deficient number, since it is larger than the sum of its proper divisors (598482452).

614420944 is a wasteful number, since it uses less digits than its factorization.

614420944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724614 (or 724608 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 614420944 is about 24787.5158900605. The cubic root of 614420944 is about 850.1365150979.

The spelling of 614420944 in words is "six hundred fourteen million, four hundred twenty thousand, nine hundred forty-four".