40498177 has 4 divisors (see below), whose sum is σ = 42629680. Its totient is φ = 38366676.

The previous prime is 40498169. The next prime is 40498229. The reversal of 40498177 is 77189404.

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 40498177 - 2³ = 40498169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40498277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1065723 + ... + 1065760.

It is an arithmetic number, because the mean of its divisors is an integer number (10657420).

Almost surely, 2^40498177 is an apocalyptic number.

It is an amenable number.

40498177 is a deficient number, since it is larger than the sum of its proper divisors (2131503).

40498177 is a wasteful number, since it uses less digits than its factorization.

40498177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131502.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 40498177 is about 6363.8178006602. The cubic root of 40498177 is about 343.4091200614.

The spelling of 40498177 in words is "forty million, four hundred ninety-eight thousand, one hundred seventy-seven".