49571429 has 2 divisors, whose sum is σ = 49571430. Its totient is φ = 49571428.

The previous prime is 49571413. The next prime is 49571447. The reversal of 49571429 is 92417594.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28622500 + 20948929 = 5350^2 + 4577^2 .

It is a cyclic number.

It is not a de Polignac number, because 49571429 - 2⁴ = 49571413 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49571479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24785714 + 24785715.

It is an arithmetic number, because the mean of its divisors is an integer number (24785715).

Almost surely, 2^49571429 is an apocalyptic number.

It is an amenable number.

49571429 is a deficient number, since it is larger than the sum of its proper divisors (1).

49571429 is an equidigital number, since it uses as much as digits as its factorization.

49571429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 41.

The square root of 49571429 is about 7040.6980477791. The cubic root of 49571429 is about 367.3475487187.

The spelling of 49571429 in words is "forty-nine million, five hundred seventy-one thousand, four hundred twenty-nine".