49151400 has 48 divisors (see below), whose sum is σ = 152371200. Its totient is φ = 13106880.

The previous prime is 49151393. The next prime is 49151419. The reversal of 49151400 is 415194.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40360 + ... + 41559.

It is an arithmetic number, because the mean of its divisors is an integer number (3174400).

Almost surely, 2^49151400 is an apocalyptic number.

49151400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49151400 is an abundant number, since it is smaller than the sum of its proper divisors (103219800).

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

49151400 is a wasteful number, since it uses less digits than its factorization.

49151400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81938 (or 81929 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 49151400 is about 7010.8059451107. The cubic root of 49151400 is about 366.3070670977.

Adding to 49151400 its reverse (415194), we get a palindrome (49566594).

The spelling of 49151400 in words is "forty-nine million, one hundred fifty-one thousand, four hundred".