40374765 has 24 divisors (see below), whose sum is σ = 70383768. Its totient is φ = 21409920.

The previous prime is 40374749. The next prime is 40374773. The reversal of 40374765 is 56747304.

It can be written as a sum of positive squares in 4 ways, for example, as 1212201 + 39162564 = 1101^2 + 6258^2 .

It is not a de Polignac number, because 40374765 - 2⁴ = 40374749 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5667 + ... + 10623.

It is an arithmetic number, because the mean of its divisors is an integer number (2932657).

Almost surely, 2^40374765 is an apocalyptic number.

40374765 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40374765 is a deficient number, since it is larger than the sum of its proper divisors (30009003).

40374765 is a wasteful number, since it uses less digits than its factorization.

40374765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5149 (or 5146 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 40374765 is about 6354.1140216398. The cubic root of 40374765 is about 343.0599362036.

The spelling of 40374765 in words is "forty million, three hundred seventy-four thousand, seven hundred sixty-five".