46500021 has 16 divisors (see below), whose sum is σ = 71265600. Its totient is φ = 29930544.

The previous prime is 46500017. The next prime is 46500023. The reversal of 46500021 is 12000564.

It is a happy number.

It is not a de Polignac number, because 46500021 - 2² = 46500017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46499967 and 46500003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46500023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28911 + ... + 30476.

It is an arithmetic number, because the mean of its divisors is an integer number (4454100).

Almost surely, 2^46500021 is an apocalyptic number.

It is an amenable number.

46500021 is a deficient number, since it is larger than the sum of its proper divisors (24765579).

46500021 is a wasteful number, since it uses less digits than its factorization.

46500021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59425 (or 59419 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 46500021 is about 6819.0923882875. The cubic root of 46500021 is about 359.5983715405.

Adding to 46500021 its reverse (12000564), we get a palindrome (58500585).

The spelling of 46500021 in words is "forty-six million, five hundred thousand, twenty-one".