40615055 has 8 divisors (see below), whose sum is σ = 52487232. Its totient is φ = 29992608.

The previous prime is 40615049. The next prime is 40615087. The reversal of 40615055 is 55051604.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40615055 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312359 + ... + 312488.

It is an arithmetic number, because the mean of its divisors is an integer number (6560904).

Almost surely, 2^40615055 is an apocalyptic number.

40615055 is a deficient number, since it is larger than the sum of its proper divisors (11872177).

40615055 is a wasteful number, since it uses less digits than its factorization.

40615055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624865.

The product of its (nonzero) digits is 3000, while the sum is 26.

The square root of 40615055 is about 6372.9941942544. The cubic root of 40615055 is about 343.7391630743.

Adding to 40615055 its reverse (55051604), we get a palindrome (95666659).

The spelling of 40615055 in words is "forty million, six hundred fifteen thousand, fifty-five".