40892712 has 128 divisors (see below), whose sum is σ = 128563200. Its totient is φ = 10568448.

The previous prime is 40892711. The next prime is 40892749. The reversal of 40892712 is 21729804.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40892711) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73138 + ... + 73694.

It is an arithmetic number, because the mean of its divisors is an integer number (1004400).

Almost surely, 2^40892712 is an apocalyptic number.

40892712 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 40892712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64281600).

40892712 is an abundant number, since it is smaller than the sum of its proper divisors (87670488).

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

40892712 is a wasteful number, since it uses less digits than its factorization.

40892712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615 (or 611 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 40892712 is about 6394.7409642612. The cubic root of 40892712 is about 344.5206870497.

The spelling of 40892712 in words is "forty million, eight hundred ninety-two thousand, seven hundred twelve".