49030400 has 108 divisors (see below), whose sum is σ = 124700352. Its totient is φ = 19077120.

The previous prime is 49030391. The next prime is 49030403. The reversal of 49030400 is 403094.

49030400 = T₁₉₆₈ + T₁₉₆₉ + ... + T₁₉₉₂.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49030403) 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, 300719 + ... + 300881.

Almost surely, 2^49030400 is an apocalyptic number.

49030400 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 49030400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62350176).

49030400 is an abundant number, since it is smaller than the sum of its proper divisors (75669952).

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

49030400 is a wasteful number, since it uses less digits than its factorization.

49030400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 49030400 is about 7002.1710918829. The cubic root of 49030400 is about 366.0062307956.

Adding to 49030400 its reverse (403094), we get a palindrome (49433494).

The spelling of 49030400 in words is "forty-nine million, thirty thousand, four hundred".