4040667372 has 96 divisors (see below), whose sum is σ = 11449589760. Its totient is φ = 1086455040.

The previous prime is 4040667361. The next prime is 4040667461. The reversal of 4040667372 is 2737660404.

It is a super-2 number, since 2×4040667372² = 32653985622290772768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4040667372.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 407797 + ... + 417587.

It is an arithmetic number, because the mean of its divisors is an integer number (119266560).

Almost surely, 2^4040667372 is an apocalyptic number.

4040667372 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4040667372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5724794880).

4040667372 is an abundant number, since it is smaller than the sum of its proper divisors (7408922388).

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

4040667372 is a wasteful number, since it uses less digits than its factorization.

4040667372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9856 (or 9820 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 39.

The square root of 4040667372 is about 63566.2439664324. The cubic root of 4040667372 is about 1592.7625420936.

The spelling of 4040667372 in words is "four billion, forty million, six hundred sixty-seven thousand, three hundred seventy-two".