46990871 has 2 divisors, whose sum is σ = 46990872. Its totient is φ = 46990870.

The previous prime is 46990841. The next prime is 46990877. The reversal of 46990871 is 17809964.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 46990871 - 2¹⁸ = 46728727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46990877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23495435 + 23495436.

It is an arithmetic number, because the mean of its divisors is an integer number (23495436).

Almost surely, 2^46990871 is an apocalyptic number.

46990871 is a deficient number, since it is larger than the sum of its proper divisors (1).

46990871 is an equidigital number, since it uses as much as digits as its factorization.

46990871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 46990871 is about 6854.9887673139. The cubic root of 46990871 is about 360.8592412717.

The spelling of 46990871 in words is "forty-six million, nine hundred ninety thousand, eight hundred seventy-one".