49446900 has 54 divisors (see below), whose sum is σ = 154991382. Its totient is φ = 13185600.

The previous prime is 49446899. The next prime is 49446907. The reversal of 49446900 is 964494.

It can be written as a sum of positive squares in 3 ways, for example, as 8538084 + 40908816 = 2922^2 + 6396^2 .

It is a super-2 number, since 2×49446900² = 4889991839220000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49446907) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 26571 + ... + 28370.

Almost surely, 2^49446900 is an apocalyptic number.

It is an amenable number.

49446900 is an abundant number, since it is smaller than the sum of its proper divisors (105544482).

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

49446900 is a wasteful number, since it uses less digits than its factorization.

49446900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54961 (or 54951 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 49446900 is about 7031.8489744874. The cubic root of 49446900 is about 367.0396846711.

The spelling of 49446900 in words is "forty-nine million, four hundred forty-six thousand, nine hundred".