49454400 has 84 divisors (see below), whose sum is σ = 162267392. Its totient is φ = 13186560.

The previous prime is 49454389. The next prime is 49454407. The reversal of 49454400 is 445494.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49454407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 352 + ... + 9951.

Almost surely, 2^49454400 is an apocalyptic number.

49454400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49454400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81133696).

49454400 is an abundant number, since it is smaller than the sum of its proper divisors (112812992).

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

49454400 is a wasteful number, since it uses less digits than its factorization.

49454400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10328 (or 10313 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 49454400 is about 7032.3822421709. The cubic root of 49454400 is about 367.0582409976.

Adding to 49454400 its reverse (445494), we get a palindrome (49899894).

The spelling of 49454400 in words is "forty-nine million, four hundred fifty-four thousand, four hundred".