616234501 has 4 divisors (see below), whose sum is σ = 622587532. Its totient is φ = 609881472.

The previous prime is 616234459. The next prime is 616234559. The reversal of 616234501 is 105432616.

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 250430625 + 365803876 = 15825^2 + 19126^2 .

It is a cyclic number.

It is not a de Polignac number, because 616234501 - 2⁷ = 616234373 is a prime.

It is a super-3 number, since 3×616234501³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 616234501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616231501) 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, 3176370 + ... + 3176563.

It is an arithmetic number, because the mean of its divisors is an integer number (155646883).

Almost surely, 2^616234501 is an apocalyptic number.

It is an amenable number.

616234501 is a deficient number, since it is larger than the sum of its proper divisors (6353031).

616234501 is an equidigital number, since it uses as much as digits as its factorization.

616234501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6353030.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 616234501 is about 24824.0709997373. The cubic root of 616234501 is about 850.9721292923.

The spelling of 616234501 in words is "six hundred sixteen million, two hundred thirty-four thousand, five hundred one".