49749328 has 10 divisors (see below), whose sum is σ = 96389354. Its totient is φ = 24874656.

The previous prime is 49749317. The next prime is 49749347. The reversal of 49749328 is 82394794.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 49449024 + 300304 = 7032^2 + 548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1554651 + ... + 1554682.

Almost surely, 2^49749328 is an apocalyptic number.

It is an amenable number.

49749328 is a deficient number, since it is larger than the sum of its proper divisors (46640026).

49749328 is a wasteful number, since it uses less digits than its factorization.

49749328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109341 (or 3109335 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 49749328 is about 7053.3203528551. The cubic root of 49749328 is about 367.7864624420.

The spelling of 49749328 in words is "forty-nine million, seven hundred forty-nine thousand, three hundred twenty-eight".