40598155 has 32 divisors (see below), whose sum is σ = 56125440. Its totient is φ = 27941760.

The previous prime is 40598113. The next prime is 40598161. The reversal of 40598155 is 55189504.

It is not a de Polignac number, because 40598155 - 2⁷ = 40598027 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87454 + ... + 87916.

It is an arithmetic number, because the mean of its divisors is an integer number (1753920).

Almost surely, 2^40598155 is an apocalyptic number.

40598155 is a deficient number, since it is larger than the sum of its proper divisors (15527285).

40598155 is a wasteful number, since it uses less digits than its factorization.

40598155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571.

The product of its (nonzero) digits is 36000, while the sum is 37.

The square root of 40598155 is about 6371.6681489230. The cubic root of 40598155 is about 343.6914796248.

The spelling of 40598155 in words is "forty million, five hundred ninety-eight thousand, one hundred fifty-five".