3970061264 has 20 divisors (see below), whose sum is σ = 8283685956. Its totient is φ = 1832335872.

The previous prime is 3970061243. The next prime is 3970061269. The reversal of 3970061264 is 4621600793.

It can be written as a sum of positive squares in 2 ways, for example, as 1398760000 + 2571301264 = 37400^2 + 50708^2 .

It is a super-2 number, since 2×3970061264² = 31522772879826555392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3970061269) 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, 9543209 + ... + 9543624.

Almost surely, 2^3970061264 is an apocalyptic number.

It is an amenable number.

3970061264 is an abundant number, since it is smaller than the sum of its proper divisors (4313624692).

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

3970061264 is a wasteful number, since it uses less digits than its factorization.

3970061264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19086854 (or 19086848 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 3970061264 is about 63008.4221671992. The cubic root of 3970061264 is about 1583.4307314809.

The spelling of 3970061264 in words is "three billion, nine hundred seventy million, sixty-one thousand, two hundred sixty-four".