46481399 has 4 divisors (see below), whose sum is σ = 46619664. Its totient is φ = 46343136.

The previous prime is 46481387. The next prime is 46481419. The reversal of 46481399 is 99318464.

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-46481399 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 (46481359) 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, 68627 + ... + 69300.

It is an arithmetic number, because the mean of its divisors is an integer number (11654916).

Almost surely, 2^46481399 is an apocalyptic number.

46481399 is a deficient number, since it is larger than the sum of its proper divisors (138265).

46481399 is a wasteful number, since it uses less digits than its factorization.

46481399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138264.

The product of its digits is 186624, while the sum is 44.

The square root of 46481399 is about 6817.7268205759. The cubic root of 46481399 is about 359.5503619923.

The spelling of 46481399 in words is "forty-six million, four hundred eighty-one thousand, three hundred ninety-nine".