613373420 has 48 divisors (see below), whose sum is σ = 1443179808. Its totient is φ = 217013760.

The previous prime is 613373353. The next prime is 613373437. The reversal of 613373420 is 24373316.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29537 + ... + 45816.

It is an arithmetic number, because the mean of its divisors is an integer number (30066246).

Almost surely, 2^613373420 is an apocalyptic number.

It is an amenable number.

613373420 is an abundant number, since it is smaller than the sum of its proper divisors (829806388).

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

613373420 is a wasteful number, since it uses less digits than its factorization.

613373420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75410 (or 75408 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 29.

The square root of 613373420 is about 24766.3768040462. The cubic root of 613373420 is about 849.6531087387.

The spelling of 613373420 in words is "six hundred thirteen million, three hundred seventy-three thousand, four hundred twenty".