49428697 has 2 divisors, whose sum is σ = 49428698. Its totient is φ = 49428696.

The previous prime is 49428689. The next prime is 49428703. The reversal of 49428697 is 79682494.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49154121 + 274576 = 7011^2 + 524^2 .

It is a cyclic number.

It is not a de Polignac number, because 49428697 - 2³ = 49428689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49428697.

It is not a weakly prime, because it can be changed into another prime (49428637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24714348 + 24714349.

It is an arithmetic number, because the mean of its divisors is an integer number (24714349).

Almost surely, 2^49428697 is an apocalyptic number.

It is an amenable number.

49428697 is a deficient number, since it is larger than the sum of its proper divisors (1).

49428697 is an equidigital number, since it uses as much as digits as its factorization.

49428697 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 49428697 is about 7030.5545300495. The cubic root of 49428697 is about 366.9946394246.

The spelling of 49428697 in words is "forty-nine million, four hundred twenty-eight thousand, six hundred ninety-seven".