46797921 has 6 divisors (see below), whose sum is σ = 67597010. Its totient is φ = 31198608.

The previous prime is 46797917. The next prime is 46797929. The reversal of 46797921 is 12979764.

It can be written as a sum of positive squares in only one way, i.e., 46785600 + 12321 = 6840^2 + 111^2 .

It is not a de Polignac number, because 46797921 - 2² = 46797917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46797929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2599876 + ... + 2599893.

Almost surely, 2^46797921 is an apocalyptic number.

It is an amenable number.

46797921 is a deficient number, since it is larger than the sum of its proper divisors (20799089).

46797921 is a wasteful number, since it uses less digits than its factorization.

46797921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5199775 (or 5199772 counting only the distinct ones).

The product of its digits is 190512, while the sum is 45.

The square root of 46797921 is about 6840.9005986054. The cubic root of 46797921 is about 360.3646536560.

The spelling of 46797921 in words is "forty-six million, seven hundred ninety-seven thousand, nine hundred twenty-one".