616875240 has 128 divisors (see below), whose sum is σ = 1934150400. Its totient is φ = 157194240.

The previous prime is 616875199. The next prime is 616875257. The reversal of 616875240 is 42578616.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 357580 + ... + 359300.

It is an arithmetic number, because the mean of its divisors is an integer number (15110550).

Almost surely, 2^616875240 is an apocalyptic number.

616875240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 616875240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (967075200).

616875240 is an abundant number, since it is smaller than the sum of its proper divisors (1317275160).

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

616875240 is a wasteful number, since it uses less digits than its factorization.

616875240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1867 (or 1863 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 616875240 is about 24836.9732455466. The cubic root of 616875240 is about 851.2669641113.

The spelling of 616875240 in words is "six hundred sixteen million, eight hundred seventy-five thousand, two hundred forty".