40613473 has 4 divisors (see below), whose sum is σ = 40662720. Its totient is φ = 40564228.

The previous prime is 40613407. The next prime is 40613483. The reversal of 40613473 is 37431604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40613473 - 2¹⁷ = 40482401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40613483) 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, 23365 + ... + 25042.

It is an arithmetic number, because the mean of its divisors is an integer number (10165680).

Almost surely, 2^40613473 is an apocalyptic number.

It is an amenable number.

40613473 is a deficient number, since it is larger than the sum of its proper divisors (49247).

40613473 is an equidigital number, since it uses as much as digits as its factorization.

40613473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49246.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 40613473 is about 6372.8700755625. The cubic root of 40613473 is about 343.7347000132.

The spelling of 40613473 in words is "forty million, six hundred thirteen thousand, four hundred seventy-three".