40571601 has 16 divisors (see below), whose sum is σ = 62696448. Its totient is φ = 22856400.

The previous prime is 40571569. The next prime is 40571611. The reversal of 40571601 is 10617504.

It is not a de Polignac number, because 40571601 - 2⁵ = 40571569 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40571611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12115 + ... + 15096.

It is an arithmetic number, because the mean of its divisors is an integer number (3918528).

Almost surely, 2^40571601 is an apocalyptic number.

It is an amenable number.

40571601 is a deficient number, since it is larger than the sum of its proper divisors (22124847).

40571601 is a wasteful number, since it uses less digits than its factorization.

40571601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27292.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 40571601 is about 6369.5840523538. The cubic root of 40571601 is about 343.6165306192.

The spelling of 40571601 in words is "forty million, five hundred seventy-one thousand, six hundred one".