49671579 has 16 divisors (see below), whose sum is σ = 69960704. Its totient is φ = 31298400.

The previous prime is 49671571. The next prime is 49671581. The reversal of 49671579 is 97517694.

It is a happy number.

It is not a de Polignac number, because 49671579 - 2³ = 49671571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49671571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2212 + ... + 10209.

It is an arithmetic number, because the mean of its divisors is an integer number (4372544).

Almost surely, 2^49671579 is an apocalyptic number.

49671579 is a deficient number, since it is larger than the sum of its proper divisors (20289125).

49671579 is a wasteful number, since it uses less digits than its factorization.

49671579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12498.

The product of its digits is 476280, while the sum is 48.

The square root of 49671579 is about 7047.8066800956. The cubic root of 49671579 is about 367.5947684700.

The spelling of 49671579 in words is "forty-nine million, six hundred seventy-one thousand, five hundred seventy-nine".