616892397 has 8 divisors (see below), whose sum is σ = 897298080. Its totient is φ = 373874160.

The previous prime is 616892389. The next prime is 616892401. The reversal of 616892397 is 793298616.

616892397 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 616892397 - 2³ = 616892389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616892347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9346822 + ... + 9346887.

It is an arithmetic number, because the mean of its divisors is an integer number (112162260).

Almost surely, 2^616892397 is an apocalyptic number.

It is an amenable number.

616892397 is a deficient number, since it is larger than the sum of its proper divisors (280405683).

616892397 is a wasteful number, since it uses less digits than its factorization.

616892397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18693723.

The product of its digits is 979776, while the sum is 51.

The square root of 616892397 is about 24837.3186354727. The cubic root of 616892397 is about 851.2748560647.

The spelling of 616892397 in words is "six hundred sixteen million, eight hundred ninety-two thousand, three hundred ninety-seven".