40979570 has 8 divisors (see below), whose sum is σ = 73763244. Its totient is φ = 16391824.

The previous prime is 40979569. The next prime is 40979593. The reversal of 40979570 is 7597904.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40844881 + 134689 = 6391^2 + 367^2 .

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, 2048969 + ... + 2048988.

Almost surely, 2^40979570 is an apocalyptic number.

40979570 is a deficient number, since it is larger than the sum of its proper divisors (32783674).

40979570 is a wasteful number, since it uses less digits than its factorization.

40979570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4097964.

The product of its (nonzero) digits is 79380, while the sum is 41.

The square root of 40979570 is about 6401.5287236722. The cubic root of 40979570 is about 344.7644404752.

The spelling of 40979570 in words is "forty million, nine hundred seventy-nine thousand, five hundred seventy".