616734101 has 4 divisors (see below), whose sum is σ = 620299212. Its totient is φ = 613168992.

The previous prime is 616734077. The next prime is 616734103. The reversal of 616734101 is 101437616.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 275593201 + 341140900 = 16601^2 + 18470^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-616734101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616734103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1782296 + ... + 1782641.

It is an arithmetic number, because the mean of its divisors is an integer number (155074803).

Almost surely, 2^616734101 is an apocalyptic number.

It is an amenable number.

616734101 is a deficient number, since it is larger than the sum of its proper divisors (3565111).

616734101 is a wasteful number, since it uses less digits than its factorization.

616734101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3565110.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 616734101 is about 24834.1317746363. The cubic root of 616734101 is about 851.2020368108.

The spelling of 616734101 in words is "six hundred sixteen million, seven hundred thirty-four thousand, one hundred one".