46021457 has 2 divisors, whose sum is σ = 46021458. Its totient is φ = 46021456.

The previous prime is 46021447. The next prime is 46021489. The reversal of 46021457 is 75412064.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41075281 + 4946176 = 6409^2 + 2224^2 .

It is a cyclic number.

It is not a de Polignac number, because 46021457 - 2⁴ = 46021441 is a prime.

It is not a weakly prime, because it can be changed into another prime (46021447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23010728 + 23010729.

It is an arithmetic number, because the mean of its divisors is an integer number (23010729).

Almost surely, 2^46021457 is an apocalyptic number.

It is an amenable number.

46021457 is a deficient number, since it is larger than the sum of its proper divisors (1).

46021457 is an equidigital number, since it uses as much as digits as its factorization.

46021457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 46021457 is about 6783.9116297310. The cubic root of 46021457 is about 358.3604896431.

The spelling of 46021457 in words is "forty-six million, twenty-one thousand, four hundred fifty-seven".