49029517 has 4 divisors (see below), whose sum is σ = 50720220. Its totient is φ = 47338816.

The previous prime is 49029451. The next prime is 49029553. The reversal of 49029517 is 71592094.

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 39702601 + 9326916 = 6301^2 + 3054^2 .

It is a cyclic number.

It is not a de Polignac number, because 49029517 - 2⁷ = 49029389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49029577) 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, 845308 + ... + 845365.

It is an arithmetic number, because the mean of its divisors is an integer number (12680055).

Almost surely, 2^49029517 is an apocalyptic number.

It is an amenable number.

49029517 is a deficient number, since it is larger than the sum of its proper divisors (1690703).

49029517 is a wasteful number, since it uses less digits than its factorization.

49029517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1690702.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 49029517 is about 7002.1080397263. The cubic root of 49029517 is about 366.0040336183.

The spelling of 49029517 in words is "forty-nine million, twenty-nine thousand, five hundred seventeen".