616452742 has 32 divisors (see below), whose sum is σ = 992987424. Its totient is φ = 286003200.

The previous prime is 616452731. The next prime is 616452769. The reversal of 616452742 is 247254616.

It is a congruent 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, 1079317 + ... + 1079887.

It is an arithmetic number, because the mean of its divisors is an integer number (31030857).

Almost surely, 2^616452742 is an apocalyptic number.

616452742 is a deficient number, since it is larger than the sum of its proper divisors (376534682).

616452742 is a wasteful number, since it uses less digits than its factorization.

616452742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984.

The product of its digits is 80640, while the sum is 37.

The square root of 616452742 is about 24828.4663642360. The cubic root of 616452742 is about 851.0725754095.

The spelling of 616452742 in words is "six hundred sixteen million, four hundred fifty-two thousand, seven hundred forty-two".