46391997 has 16 divisors (see below), whose sum is σ = 65638080. Its totient is φ = 29044992.

The previous prime is 46391993. The next prime is 46392001. The reversal of 46391997 is 79919364.

It is an interprime number because it is at equal distance from previous prime (46391993) and next prime (46392001).

It is not a de Polignac number, because 46391997 - 2² = 46391993 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46391993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35518 + ... + 36800.

It is an arithmetic number, because the mean of its divisors is an integer number (4102380).

Almost surely, 2^46391997 is an apocalyptic number.

It is an amenable number.

46391997 is a deficient number, since it is larger than the sum of its proper divisors (19246083).

46391997 is a wasteful number, since it uses less digits than its factorization.

46391997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012.

The product of its digits is 367416, while the sum is 48.

The square root of 46391997 is about 6811.1670806111. The cubic root of 46391997 is about 359.3196951517.

The spelling of 46391997 in words is "forty-six million, three hundred ninety-one thousand, nine hundred ninety-seven".