40776912 has 80 divisors (see below), whose sum is σ = 127700160. Its totient is φ = 12355200.

The previous prime is 40776899. The next prime is 40776971. The reversal of 40776912 is 21967704.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462 + ... + 9042.

It is an arithmetic number, because the mean of its divisors is an integer number (1596252).

Almost surely, 2^40776912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40776912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63850080).

40776912 is an abundant number, since it is smaller than the sum of its proper divisors (86923248).

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

40776912 is a wasteful number, since it uses less digits than its factorization.

40776912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8609 (or 8597 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

The square root of 40776912 is about 6385.6802300147. The cubic root of 40776912 is about 344.1951749828.

The spelling of 40776912 in words is "forty million, seven hundred seventy-six thousand, nine hundred twelve".