46277721 has 12 divisors (see below), whose sum is σ = 76395072. Its totient is φ = 26444376.

The previous prime is 46277717. The next prime is 46277731. The reversal of 46277721 is 12777264.

It is a happy number.

46277721 is a `hidden beast` number, since 4 + 627 + 7 + 7 + 21 = 666.

It is not a de Polignac number, because 46277721 - 2² = 46277717 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46277701) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 367221 + ... + 367346.

It is an arithmetic number, because the mean of its divisors is an integer number (6366256).

Almost surely, 2^46277721 is an apocalyptic number.

It is an amenable number.

46277721 is a deficient number, since it is larger than the sum of its proper divisors (30117351).

46277721 is a wasteful number, since it uses less digits than its factorization.

46277721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734580 (or 734577 counting only the distinct ones).

The product of its digits is 32928, while the sum is 36.

The square root of 46277721 is about 6802.7730375193. The cubic root of 46277721 is about 359.0244187992.

The spelling of 46277721 in words is "forty-six million, two hundred seventy-seven thousand, seven hundred twenty-one".