46091997 has 60 divisors (see below), whose sum is σ = 81565120. Its totient is φ = 26004888.

The previous prime is 46091989. The next prime is 46092017. The reversal of 46091997 is 79919064.

It is not a de Polignac number, because 46091997 - 2³ = 46091989 is a prime.

It is a taxicab number since it can be written as a sum of two cubes in more than one way. Here 46091997 = 84³ + 357³ = 266³ + 301³.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46091917) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 583404 + ... + 583482.

Almost surely, 2^46091997 is an apocalyptic number.

It is an amenable number.

46091997 is a deficient number, since it is larger than the sum of its proper divisors (35473123).

46091997 is an frugal number, since it uses more digits than its factorization.

46091997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122 (or 89 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 45.

The square root of 46091997 is about 6789.1087043882. The cubic root of 46091997 is about 358.5434901109.

The spelling of 46091997 in words is "forty-six million, ninety-one thousand, nine hundred ninety-seven".