913019252 has 12 divisors (see below), whose sum is σ = 1640967300. Its totient is φ = 444171456.

The previous prime is 913019231. The next prime is 913019257. The reversal of 913019252 is 252910319.

It can be written as a sum of positive squares in 2 ways, for example, as 415996816 + 497022436 = 20396^2 + 22294^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913019257) 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, 3084377 + ... + 3084672.

It is an arithmetic number, because the mean of its divisors is an integer number (136747275).

Almost surely, 2^913019252 is an apocalyptic number.

It is an amenable number.

913019252 is a deficient number, since it is larger than the sum of its proper divisors (727948048).

913019252 is a wasteful number, since it uses less digits than its factorization.

913019252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169090 (or 6169088 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 913019252 is about 30216.2084318996. The cubic root of 913019252 is about 970.1226514408.

It can be divided in two parts, 9130 and 19252, that added together give a palindrome (28382).

The spelling of 913019252 in words is "nine hundred thirteen million, nineteen thousand, two hundred fifty-two".