49013761 has 2 divisors, whose sum is σ = 49013762. Its totient is φ = 49013760.

The previous prime is 49013747. The next prime is 49013773. The reversal of 49013761 is 16731094.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 31708161 + 17305600 = 5631^2 + 4160^2 .

It is a cyclic number.

It is not a de Polignac number, because 49013761 - 2⁵ = 49013729 is a prime.

It is not a weakly prime, because it can be changed into another prime (49013791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24506880 + 24506881.

It is an arithmetic number, because the mean of its divisors is an integer number (24506881).

Almost surely, 2^49013761 is an apocalyptic number.

It is an amenable number.

49013761 is a deficient number, since it is larger than the sum of its proper divisors (1).

49013761 is an equidigital number, since it uses as much as digits as its factorization.

49013761 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 49013761 is about 7000.9828595705. The cubic root of 49013761 is about 365.9648233783.

The spelling of 49013761 in words is "forty-nine million, thirteen thousand, seven hundred sixty-one".