613968252 has 24 divisors (see below), whose sum is σ = 1452219216. Its totient is φ = 201852288.

The previous prime is 613968241. The next prime is 613968253. The reversal of 613968252 is 252869316.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613968253) 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, 349563 + ... + 351314.

It is an arithmetic number, because the mean of its divisors is an integer number (60509134).

Almost surely, 2^613968252 is an apocalyptic number.

It is an amenable number.

613968252 is an abundant number, since it is smaller than the sum of its proper divisors (838250964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

613968252 is a wasteful number, since it uses less digits than its factorization.

613968252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700957 (or 700955 counting only the distinct ones).

The product of its digits is 155520, while the sum is 42.

The square root of 613968252 is about 24778.3827559427. The cubic root of 613968252 is about 849.9276764300.

The spelling of 613968252 in words is "six hundred thirteen million, nine hundred sixty-eight thousand, two hundred fifty-two".