40612553 has 8 divisors (see below), whose sum is σ = 41005440. Its totient is φ = 40222000.

The previous prime is 40612547. The next prime is 40612589. The reversal of 40612553 is 35521604.

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

It is a cyclic number.

It is not a de Polignac number, because 40612553 - 2¹⁴ = 40596169 is a prime.

It is a super-2 number, since 2×40612553² = 3298758922355618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40612513) 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, 59651 + ... + 60327.

It is an arithmetic number, because the mean of its divisors is an integer number (5125680).

Almost surely, 2^40612553 is an apocalyptic number.

It is an amenable number.

40612553 is a deficient number, since it is larger than the sum of its proper divisors (392887).

40612553 is a wasteful number, since it uses less digits than its factorization.

40612553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1167.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 40612553 is about 6372.7978941749. The cubic root of 40612553 is about 343.7321045009.

The spelling of 40612553 in words is "forty million, six hundred twelve thousand, five hundred fifty-three".