49017490 has 8 divisors (see below), whose sum is σ = 88231500. Its totient is φ = 19606992.

The previous prime is 49017487. The next prime is 49017497. The reversal of 49017490 is 9471094.

It can be written as a sum of positive squares in 2 ways, for example, as 47900241 + 1117249 = 6921^2 + 1057^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (49017497) 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, 2450865 + ... + 2450884.

Almost surely, 2^49017490 is an apocalyptic number.

49017490 is a deficient number, since it is larger than the sum of its proper divisors (39214010).

49017490 is a wasteful number, since it uses less digits than its factorization.

49017490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4901756.

The product of its (nonzero) digits is 9072, while the sum is 34.

The square root of 49017490 is about 7001.2491742545. The cubic root of 49017490 is about 365.9741040931.

The spelling of 49017490 in words is "forty-nine million, seventeen thousand, four hundred ninety".