49434450 has 96 divisors (see below), whose sum is σ = 133866432. Its totient is φ = 12000000.

The previous prime is 49434431. The next prime is 49434457. The reversal of 49434450 is 5443494.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49434457) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 196825 + ... + 197075.

It is an arithmetic number, because the mean of its divisors is an integer number (1394442).

Almost surely, 2^49434450 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49434450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66933216).

49434450 is an abundant number, since it is smaller than the sum of its proper divisors (84431982).

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

49434450 is a wasteful number, since it uses less digits than its factorization.

49434450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 380 (or 375 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 49434450 is about 7030.9636608363. The cubic root of 49434450 is about 367.0088770259.

The spelling of 49434450 in words is "forty-nine million, four hundred thirty-four thousand, four hundred fifty".