49599457 has 4 divisors (see below), whose sum is σ = 49675156. Its totient is φ = 49523760.

The previous prime is 49599449. The next prime is 49599461. The reversal of 49599457 is 75499594.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18696976 + 30902481 = 4324^2 + 5559^2 .

It is a cyclic number.

It is not a de Polignac number, because 49599457 - 2³ = 49599449 is a prime.

It is a super-2 number, since 2×49599457² = 4920212269389698, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49599157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36858 + ... + 38179.

It is an arithmetic number, because the mean of its divisors is an integer number (12418789).

Almost surely, 2^49599457 is an apocalyptic number.

It is an amenable number.

49599457 is a deficient number, since it is larger than the sum of its proper divisors (75699).

49599457 is an equidigital number, since it uses as much as digits as its factorization.

49599457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75698.

The product of its digits is 2041200, while the sum is 52.

The square root of 49599457 is about 7042.6881941486. The cubic root of 49599457 is about 367.4167692182.

The spelling of 49599457 in words is "forty-nine million, five hundred ninety-nine thousand, four hundred fifty-seven".