40074074 has 4 divisors (see below), whose sum is σ = 60111114. Its totient is φ = 20037036.

The previous prime is 40074061. The next prime is 40074077. The reversal of 40074074 is 47047004.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 25959025 + 14115049 = 5095^2 + 3757^2 .

40074074 is a modest number, since divided by 74074 gives 40 as remainder.

It is not an unprimeable number, because it can be changed into a prime (40074077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10018517 + ... + 10018520.

Almost surely, 2^40074074 is an apocalyptic number.

40074074 is a deficient number, since it is larger than the sum of its proper divisors (20037040).

40074074 is a wasteful number, since it uses less digits than its factorization.

40074074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20037039.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 40074074 is about 6330.4086755912. The cubic root of 40074074 is about 342.2061670863.

The spelling of 40074074 in words is "forty million, seventy-four thousand, seventy-four".