40373770 has 16 divisors (see below), whose sum is σ = 73317960. Its totient is φ = 16006144.

The previous prime is 40373747. The next prime is 40373777. The reversal of 40373770 is 7737304.

It can be written as a sum of positive squares in 4 ways, for example, as 7230721 + 33143049 = 2689^2 + 5757^2 .

It is not an unprimeable number, because it can be changed into a prime (40373777) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16735 + ... + 18994.

Almost surely, 2^40373770 is an apocalyptic number.

40373770 is a deficient number, since it is larger than the sum of its proper divisors (32944190).

40373770 is a wasteful number, since it uses less digits than its factorization.

40373770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35849.

The product of its (nonzero) digits is 12348, while the sum is 31.

The square root of 40373770 is about 6354.0357254268. The cubic root of 40373770 is about 343.0571180453.

The spelling of 40373770 in words is "forty million, three hundred seventy-three thousand, seven hundred seventy".