49953851 has 2 divisors, whose sum is σ = 49953852. Its totient is φ = 49953850.

The previous prime is 49953823. The next prime is 49953857. The reversal of 49953851 is 15835994.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49953851 - 2¹⁰ = 49952827 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (49953857) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24976925 + 24976926.

It is an arithmetic number, because the mean of its divisors is an integer number (24976926).

Almost surely, 2^49953851 is an apocalyptic number.

49953851 is a deficient number, since it is larger than the sum of its proper divisors (1).

49953851 is an equidigital number, since it uses as much as digits as its factorization.

49953851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 44.

The square root of 49953851 is about 7067.8038314600. The cubic root of 49953851 is about 368.2897720620.

The spelling of 49953851 in words is "forty-nine million, nine hundred fifty-three thousand, eight hundred fifty-one".