40740573 has 8 divisors (see below), whose sum is σ = 54354688. Its totient is φ = 27143424.

The previous prime is 40740569. The next prime is 40740577. The reversal of 40740573 is 37504704.

It is an interprime number because it is at equal distance from previous prime (40740569) and next prime (40740577).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40740573 - 2² = 40740569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40740573.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40740577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3261 + ... + 9597.

It is an arithmetic number, because the mean of its divisors is an integer number (6794336).

Almost surely, 2^40740573 is an apocalyptic number.

It is an amenable number.

40740573 is a deficient number, since it is larger than the sum of its proper divisors (13614115).

40740573 is a wasteful number, since it uses less digits than its factorization.

40740573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8483.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 40740573 is about 6382.8342450670. The cubic root of 40740573 is about 344.0928995761.

The spelling of 40740573 in words is "forty million, seven hundred forty thousand, five hundred seventy-three".