49394069 has 2 divisors, whose sum is σ = 49394070. Its totient is φ = 49394068.

The previous prime is 49394029. The next prime is 49394083. The reversal of 49394069 is 96049394.

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., 44823025 + 4571044 = 6695^2 + 2138^2 .

It is a cyclic number.

It is not a de Polignac number, because 49394069 - 2¹² = 49389973 is a prime.

It is a super-2 number, since 2×49394069² = 4879548104753522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49394029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24697034 + 24697035.

It is an arithmetic number, because the mean of its divisors is an integer number (24697035).

Almost surely, 2^49394069 is an apocalyptic number.

It is an amenable number.

49394069 is a deficient number, since it is larger than the sum of its proper divisors (1).

49394069 is an equidigital number, since it uses as much as digits as its factorization.

49394069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 49394069 is about 7028.0914194396. The cubic root of 49394069 is about 366.9089182412.

The spelling of 49394069 in words is "forty-nine million, three hundred ninety-four thousand, sixty-nine".