46990457 has 2 divisors, whose sum is σ = 46990458. Its totient is φ = 46990456.

The previous prime is 46990453. The next prime is 46990483. The reversal of 46990457 is 75409964.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46635241 + 355216 = 6829^2 + 596^2 .

It is a cyclic number.

It is not a de Polignac number, because 46990457 - 2² = 46990453 is a prime.

It is not a weakly prime, because it can be changed into another prime (46990453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23495228 + 23495229.

It is an arithmetic number, because the mean of its divisors is an integer number (23495229).

Almost surely, 2^46990457 is an apocalyptic number.

It is an amenable number.

46990457 is a deficient number, since it is larger than the sum of its proper divisors (1).

46990457 is an equidigital number, since it uses as much as digits as its factorization.

46990457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 44.

The square root of 46990457 is about 6854.9585702614. The cubic root of 46990457 is about 360.8581815185.

The spelling of 46990457 in words is "forty-six million, nine hundred ninety thousand, four hundred fifty-seven".