46191397 has 8 divisors (see below), whose sum is σ = 55895616. Its totient is φ = 37263552.

The previous prime is 46191377. The next prime is 46191401. The reversal of 46191397 is 79319164.

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-46191397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46191367) 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 7 ways as a sum of consecutive naturals, for example, 193963 + ... + 194200.

It is an arithmetic number, because the mean of its divisors is an integer number (6986952).

Almost surely, 2^46191397 is an apocalyptic number.

It is an amenable number.

46191397 is a deficient number, since it is larger than the sum of its proper divisors (9704219).

46191397 is a wasteful number, since it uses less digits than its factorization.

46191397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388187.

The product of its digits is 40824, while the sum is 40.

The square root of 46191397 is about 6796.4253104113. The cubic root of 46191397 is about 358.8010448316.

The spelling of 46191397 in words is "forty-six million, one hundred ninety-one thousand, three hundred ninety-seven".