46451890 has 16 divisors (see below), whose sum is σ = 83721600. Its totient is φ = 18556720.

The previous prime is 46451879. The next prime is 46451917. The reversal of 46451890 is 9815464.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6561 + ... + 11659.

It is an arithmetic number, because the mean of its divisors is an integer number (5232600).

Almost surely, 2^46451890 is an apocalyptic number.

46451890 is a deficient number, since it is larger than the sum of its proper divisors (37269710).

46451890 is a wasteful number, since it uses less digits than its factorization.

46451890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6017.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 46451890 is about 6815.5623392351. The cubic root of 46451890 is about 359.4742583041.

The spelling of 46451890 in words is "forty-six million, four hundred fifty-one thousand, eight hundred ninety".