49549651 has 2 divisors, whose sum is σ = 49549652. Its totient is φ = 49549650.

The previous prime is 49549639. The next prime is 49549673. The reversal of 49549651 is 15694594.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 49549651 - 2²¹ = 47452499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49549598 and 49549607.

It is not a weakly prime, because it can be changed into another prime (49549681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24774825 + 24774826.

It is an arithmetic number, because the mean of its divisors is an integer number (24774826).

Almost surely, 2^49549651 is an apocalyptic number.

49549651 is a deficient number, since it is larger than the sum of its proper divisors (1).

49549651 is an equidigital number, since it uses as much as digits as its factorization.

49549651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 194400, while the sum is 43.

The square root of 49549651 is about 7039.1512982745. The cubic root of 49549651 is about 367.2937457727.

The spelling of 49549651 in words is "forty-nine million, five hundred forty-nine thousand, six hundred fifty-one".