41492721 has 16 divisors (see below), whose sum is σ = 56871936. Its totient is φ = 26893776.

The previous prime is 41492677. The next prime is 41492723. The reversal of 41492721 is 12729414.

It is not a de Polignac number, because 41492721 - 2⁶ = 41492657 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (41492723) 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, 33316 + ... + 34538.

It is an arithmetic number, because the mean of its divisors is an integer number (3554496).

Almost surely, 2^41492721 is an apocalyptic number.

It is an amenable number.

41492721 is a deficient number, since it is larger than the sum of its proper divisors (15379215).

41492721 is a wasteful number, since it uses less digits than its factorization.

41492721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532.

The product of its digits is 4032, while the sum is 30.

The square root of 41492721 is about 6441.4843786196. The cubic root of 41492721 is about 346.1975355264.

The spelling of 41492721 in words is "forty-one million, four hundred ninety-two thousand, seven hundred twenty-one".