49802479 has 2 divisors, whose sum is σ = 49802480. Its totient is φ = 49802478.

The previous prime is 49802437. The next prime is 49802491. The reversal of 49802479 is 97420894.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49802479 - 2⁹ = 49801967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49802579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24901239 + 24901240.

It is an arithmetic number, because the mean of its divisors is an integer number (24901240).

Almost surely, 2^49802479 is an apocalyptic number.

49802479 is a deficient number, since it is larger than the sum of its proper divisors (1).

49802479 is an equidigital number, since it uses as much as digits as its factorization.

49802479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 49802479 is about 7057.0871469750. The cubic root of 49802479 is about 367.9173939310.

The spelling of 49802479 in words is "forty-nine million, eight hundred two thousand, four hundred seventy-nine".