46981261 has 4 divisors (see below), whose sum is σ = 47446524. Its totient is φ = 46516000.

The previous prime is 46981229. The next prime is 46981301. The reversal of 46981261 is 16218964.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 26677225 + 20304036 = 5165^2 + 4506^2 .

It is a cyclic number.

It is not a de Polignac number, because 46981261 - 2⁵ = 46981229 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 46981261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46981201) 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, 232480 + ... + 232681.

It is an arithmetic number, because the mean of its divisors is an integer number (11861631).

Almost surely, 2^46981261 is an apocalyptic number.

It is an amenable number.

46981261 is a deficient number, since it is larger than the sum of its proper divisors (465263).

46981261 is a wasteful number, since it uses less digits than its factorization.

46981261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465262.

The product of its digits is 20736, while the sum is 37.

The square root of 46981261 is about 6854.2877821113. The cubic root of 46981261 is about 360.8346400838.

The spelling of 46981261 in words is "forty-six million, nine hundred eighty-one thousand, two hundred sixty-one".