46491790 has 8 divisors (see below), whose sum is σ = 83685240. Its totient is φ = 18596712.

The previous prime is 46491761. The next prime is 46491799. The reversal of 46491790 is 9719464.

It is a happy number.

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

It is a super-2 number, since 2×46491790² = 4322973074808200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46491799) 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, 2324580 + ... + 2324599.

It is an arithmetic number, because the mean of its divisors is an integer number (10460655).

Almost surely, 2^46491790 is an apocalyptic number.

46491790 is a deficient number, since it is larger than the sum of its proper divisors (37193450).

46491790 is a wasteful number, since it uses less digits than its factorization.

46491790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4649186.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 46491790 is about 6818.4888355119. The cubic root of 46491790 is about 359.5771527052.

The spelling of 46491790 in words is "forty-six million, four hundred ninety-one thousand, seven hundred ninety".