40374140 has 24 divisors (see below), whose sum is σ = 84922992. Its totient is φ = 16123520.

The previous prime is 40374137. The next prime is 40374143. The reversal of 40374140 is 4147304.

40374140 = 2243² + 2244² + ... + 2250².

40374140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (40374137) and next prime (40374143).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40374143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15320 + ... + 17760.

It is an arithmetic number, because the mean of its divisors is an integer number (3538458).

Almost surely, 2^40374140 is an apocalyptic number.

It is an amenable number.

40374140 is an abundant number, since it is smaller than the sum of its proper divisors (44548852).

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

40374140 is a wasteful number, since it uses less digits than its factorization.

40374140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3277 (or 3275 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40374140 is about 6354.0648407142. The cubic root of 40374140 is about 343.0581660091.

The spelling of 40374140 in words is "forty million, three hundred seventy-four thousand, one hundred forty".