46533391 has 4 divisors (see below), whose sum is σ = 46583784. Its totient is φ = 46483000.

The previous prime is 46533373. The next prime is 46533419. The reversal of 46533391 is 19333564.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-46533391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46533491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23785 + ... + 25666.

It is an arithmetic number, because the mean of its divisors is an integer number (11645946).

Almost surely, 2^46533391 is an apocalyptic number.

46533391 is a deficient number, since it is larger than the sum of its proper divisors (50393).

46533391 is an equidigital number, since it uses as much as digits as its factorization.

46533391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50392.

The product of its digits is 29160, while the sum is 34.

The square root of 46533391 is about 6821.5387560286. The cubic root of 46533391 is about 359.6843709877.

It can be divided in two parts, 465 and 33391, that added together give a square (33856 = 184²).

The spelling of 46533391 in words is "forty-six million, five hundred thirty-three thousand, three hundred ninety-one".