49387651 has 2 divisors, whose sum is σ = 49387652. Its totient is φ = 49387650.

The previous prime is 49387627. The next prime is 49387691. The reversal of 49387651 is 15678394.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49387651 - 2¹⁹ = 48863363 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49387598 and 49387607.

It is not a weakly prime, because it can be changed into another prime (49387691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24693825 + 24693826.

It is an arithmetic number, because the mean of its divisors is an integer number (24693826).

Almost surely, 2^49387651 is an apocalyptic number.

49387651 is a deficient number, since it is larger than the sum of its proper divisors (1).

49387651 is an equidigital number, since it uses as much as digits as its factorization.

49387651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 43.

The square root of 49387651 is about 7027.6348083833. The cubic root of 49387651 is about 366.8930261616.

The spelling of 49387651 in words is "forty-nine million, three hundred eighty-seven thousand, six hundred fifty-one".