1939567252 has 12 divisors (see below), whose sum is σ = 3879134560. Its totient is φ = 831243096.

The previous prime is 1939567249. The next prime is 1939567271. The reversal of 1939567252 is 2527659391.

1939567252 is an admirable number.

It is a super-2 number, since 2×1939567252² = 7523842250061663008, which contains 22 as substring.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1939567196 and 1939567205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34635102 + ... + 34635157.

Almost surely, 2^1939567252 is an apocalyptic number.

It is an amenable number.

1939567252 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1939567252 is a wasteful number, since it uses less digits than its factorization.

1939567252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69270270 (or 69270268 counting only the distinct ones).

The product of its digits is 1020600, while the sum is 49.

The square root of 1939567252 is about 44040.5182984942. The cubic root of 1939567252 is about 1247.1009620878.

The spelling of 1939567252 in words is "one billion, nine hundred thirty-nine million, five hundred sixty-seven thousand, two hundred fifty-two".