49870511 has 2 divisors, whose sum is σ = 49870512. Its totient is φ = 49870510.

The previous prime is 49870507. The next prime is 49870523. The reversal of 49870511 is 11507894.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49870511 - 2² = 49870507 is a prime.

It is a super-2 number, since 2×49870511² = 4974135734802242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49870591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24935255 + 24935256.

It is an arithmetic number, because the mean of its divisors is an integer number (24935256).

Almost surely, 2^49870511 is an apocalyptic number.

49870511 is a deficient number, since it is larger than the sum of its proper divisors (1).

49870511 is an equidigital number, since it uses as much as digits as its factorization.

49870511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 35.

The square root of 49870511 is about 7061.9056210063. The cubic root of 49870511 is about 368.0848472246.

The spelling of 49870511 in words is "forty-nine million, eight hundred seventy thousand, five hundred eleven".