616942 has 8 divisors (see below), whose sum is σ = 929016. Its totient is φ = 307272.

The previous prime is 616933. The next prime is 616943. The reversal of 616942 is 249616.

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

It is a self number, because there is not a number n which added to its sum of digits gives 616942.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616943) by changing a digit.

616942 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333 + ... + 1159.

It is an arithmetic number, because the mean of its divisors is an integer number (116127).

2⁶¹⁶⁹⁴² is an apocalyptic number.

616942 is a deficient number, since it is larger than the sum of its proper divisors (312074).

616942 is a wasteful number, since it uses less digits than its factorization.

616942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1202.

The product of its digits is 2592, while the sum is 28.

The square root of 616942 is about 785.4565551321. The cubic root of 616942 is about 85.1297671851.

The spelling of 616942 in words is "six hundred sixteen thousand, nine hundred forty-two".