46001591 has 4 divisors (see below), whose sum is σ = 46111800. Its totient is φ = 45891384.

The previous prime is 46001573. The next prime is 46001611. The reversal of 46001591 is 19510064.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 46001591 - 2¹⁰ = 46000567 is a prime.

It is a super-2 number, since 2×46001591² = 4232292749062562, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46001591.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46001521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54476 + ... + 55313.

It is an arithmetic number, because the mean of its divisors is an integer number (11527950).

Almost surely, 2^46001591 is an apocalyptic number.

46001591 is a deficient number, since it is larger than the sum of its proper divisors (110209).

46001591 is a wasteful number, since it uses less digits than its factorization.

46001591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110208.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 46001591 is about 6782.4472721872. The cubic root of 46001591 is about 358.3089179447.

The spelling of 46001591 in words is "forty-six million, one thousand, five hundred ninety-one".