49246987 has 2 divisors, whose sum is σ = 49246988. Its totient is φ = 49246986.

The previous prime is 49246973. The next prime is 49246991. The reversal of 49246987 is 78964294.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49246987 - 2¹¹ = 49244939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49246987.

It is not a weakly prime, because it can be changed into another prime (49246907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24623493 + 24623494.

It is an arithmetic number, because the mean of its divisors is an integer number (24623494).

Almost surely, 2^49246987 is an apocalyptic number.

49246987 is a deficient number, since it is larger than the sum of its proper divisors (1).

49246987 is an equidigital number, since it uses as much as digits as its factorization.

49246987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 870912, while the sum is 49.

The square root of 49246987 is about 7017.6197531642. The cubic root of 49246987 is about 366.5443714281.

It can be divided in two parts, 4924 and 6987, that added together give a palindrome (11911).

The spelling of 49246987 in words is "forty-nine million, two hundred forty-six thousand, nine hundred eighty-seven".