46181390 has 8 divisors (see below), whose sum is σ = 83126520. Its totient is φ = 18472552.

The previous prime is 46181371. The next prime is 46181411. The reversal of 46181390 is 9318164.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2309060 + ... + 2309079.

It is an arithmetic number, because the mean of its divisors is an integer number (10390815).

Almost surely, 2^46181390 is an apocalyptic number.

46181390 is a deficient number, since it is larger than the sum of its proper divisors (36945130).

46181390 is a wasteful number, since it uses less digits than its factorization.

46181390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4618146.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 46181390 is about 6795.6890747002. The cubic root of 46181390 is about 358.7751324929.

The spelling of 46181390 in words is "forty-six million, one hundred eighty-one thousand, three hundred ninety".