49621575 has 12 divisors (see below), whose sum is σ = 82041128. Its totient is φ = 26464800.

The previous prime is 49621573. The next prime is 49621591. The reversal of 49621575 is 57512694.

It is not a de Polignac number, because 49621575 - 2¹ = 49621573 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 (49621573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330736 + ... + 330885.

Almost surely, 2^49621575 is an apocalyptic number.

49621575 is a deficient number, since it is larger than the sum of its proper divisors (32419553).

49621575 is a wasteful number, since it uses less digits than its factorization.

49621575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661634 (or 661629 counting only the distinct ones).

The product of its digits is 75600, while the sum is 39.

The square root of 49621575 is about 7044.2583002045. The cubic root of 49621575 is about 367.4713754372.

The spelling of 49621575 in words is "forty-nine million, six hundred twenty-one thousand, five hundred seventy-five".