40973220 has 36 divisors (see below), whose sum is σ = 124285980. Its totient is φ = 10926144.

The previous prime is 40973203. The next prime is 40973239. The reversal of 40973220 is 2237904.

It can be written as a sum of positive squares in 2 ways, for example, as 32080896 + 8892324 = 5664^2 + 2982^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 113635 + ... + 113994.

Almost surely, 2^40973220 is an apocalyptic number.

It is an amenable number.

40973220 is an abundant number, since it is smaller than the sum of its proper divisors (83312760).

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

40973220 is a wasteful number, since it uses less digits than its factorization.

40973220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227644 (or 227639 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 40973220 is about 6401.0327291774. The cubic root of 40973220 is about 344.7466318673.

The spelling of 40973220 in words is "forty million, nine hundred seventy-three thousand, two hundred twenty".