40972601 has 4 divisors (see below), whose sum is σ = 43382772. Its totient is φ = 38562432.

The previous prime is 40972559. The next prime is 40972619. The reversal of 40972601 is 10627904.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28729600 + 12243001 = 5360^2 + 3499^2 .

It is a cyclic number.

It is not a de Polignac number, because 40972601 - 2⁶ = 40972537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40972661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205060 + ... + 1205093.

It is an arithmetic number, because the mean of its divisors is an integer number (10845693).

Almost surely, 2^40972601 is an apocalyptic number.

It is an amenable number.

40972601 is a deficient number, since it is larger than the sum of its proper divisors (2410171).

40972601 is a wasteful number, since it uses less digits than its factorization.

40972601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410170.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 40972601 is about 6400.9843774220. The cubic root of 40972601 is about 344.7448957802.

The spelling of 40972601 in words is "forty million, nine hundred seventy-two thousand, six hundred one".