46394521 has 2 divisors, whose sum is σ = 46394522. Its totient is φ = 46394520.

The previous prime is 46394501. The next prime is 46394531. The reversal of 46394521 is 12549364.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35760400 + 10634121 = 5980^2 + 3261^2 .

It is a cyclic number.

It is not a de Polignac number, because 46394521 - 2⁵ = 46394489 is a prime.

It is not a weakly prime, because it can be changed into another prime (46394501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23197260 + 23197261.

It is an arithmetic number, because the mean of its divisors is an integer number (23197261).

Almost surely, 2^46394521 is an apocalyptic number.

It is an amenable number.

46394521 is a deficient number, since it is larger than the sum of its proper divisors (1).

46394521 is an equidigital number, since it uses as much as digits as its factorization.

46394521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25920, while the sum is 34.

The square root of 46394521 is about 6811.3523620497. The cubic root of 46394521 is about 359.3262114083.

The spelling of 46394521 in words is "forty-six million, three hundred ninety-four thousand, five hundred twenty-one".