2064407972 has 24 divisors (see below), whose sum is σ = 3950583840. Its totient is φ = 936119360.

The previous prime is 2064407957. The next prime is 2064407981. The reversal of 2064407972 is 2797044602.

It is a super-4 number, since 4×2064407972⁴ (a number of 38 digits) contains 4444 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37553 + ... + 74424.

It is an arithmetic number, because the mean of its divisors is an integer number (164607660).

Almost surely, 2^2064407972 is an apocalyptic number.

2064407972 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2064407972 is a deficient number, since it is larger than the sum of its proper divisors (1886175868).

2064407972 is a wasteful number, since it uses less digits than its factorization.

2064407972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112411 (or 112409 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 2064407972 is about 45435.7565360147. The cubic root of 2064407972 is about 1273.3032350978.

It can be divided in two parts, 206440 and 7972, that added together give a palindrome (214412).

The spelling of 2064407972 in words is "two billion, sixty-four million, four hundred seven thousand, nine hundred seventy-two".