40873970 has 8 divisors (see below), whose sum is σ = 73573164. Its totient is φ = 16349584.

The previous prime is 40873969. The next prime is 40873999. The reversal of 40873970 is 7937804.

It can be written as a sum of positive squares in 2 ways, for example, as 40691641 + 182329 = 6379^2 + 427^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043689 + ... + 2043708.

Almost surely, 2^40873970 is an apocalyptic number.

40873970 is a deficient number, since it is larger than the sum of its proper divisors (32699194).

40873970 is a wasteful number, since it uses less digits than its factorization.

40873970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087404.

The product of its (nonzero) digits is 42336, while the sum is 38.

The square root of 40873970 is about 6393.2753733904. The cubic root of 40873970 is about 344.4680452862.

The spelling of 40873970 in words is "forty million, eight hundred seventy-three thousand, nine hundred seventy".