4939361172 has 18 divisors (see below), whose sum is σ = 12485607498. Its totient is φ = 1646453712.

The previous prime is 4939361149. The next prime is 4939361173. The reversal of 4939361172 is 2711639394.

4939361172 is a `hidden beast` number, since 493 + 93 + 6 + 1 + 1 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3945598596 + 993762576 = 62814^2 + 31524^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×4939361172² = 48794577574922427168, which contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4939361173) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 68602203 + ... + 68602274.

It is an arithmetic number, because the mean of its divisors is an integer number (693644861).

Almost surely, 2^4939361172 is an apocalyptic number.

It is an amenable number.

4939361172 is an abundant number, since it is smaller than the sum of its proper divisors (7546246326).

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

4939361172 is a wasteful number, since it uses less digits than its factorization.

4939361172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137204487 (or 137204482 counting only the distinct ones).

The product of its digits is 244944, while the sum is 45.

The square root of 4939361172 is about 70280.5888706121. The cubic root of 4939361172 is about 1703.0350823811.

The spelling of 4939361172 in words is "four billion, nine hundred thirty-nine million, three hundred sixty-one thousand, one hundred seventy-two".