49009604 has 18 divisors (see below), whose sum is σ = 99769950. Its totient is φ = 21004032.

The previous prime is 49009601. The next prime is 49009613. The reversal of 49009604 is 40690094.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 49000000 + 9604 = 7000^2 + 98^2 .

It is not an unprimeable number, because it can be changed into a prime (49009601) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 124829 + ... + 125220.

It is an arithmetic number, because the mean of its divisors is an integer number (5542775).

Almost surely, 2^49009604 is an apocalyptic number.

It is an amenable number.

49009604 is an abundant number, since it is smaller than the sum of its proper divisors (50760346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49009604 is a wasteful number, since it uses less digits than its factorization.

49009604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250067 (or 250058 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 49009604 is about 7000.6859663893. The cubic root of 49009604 is about 365.9544769045.

Adding to 49009604 its reverse (40690094), we get a palindrome (89699698).

It can be divided in two parts, 4900 and 9604, that multiplied together give a square (47059600 = 6860²).

The spelling of 49009604 in words is "forty-nine million, nine thousand, six hundred four".