109457400 has 96 divisors (see below), whose sum is σ = 365445360. Its totient is φ = 26941440.

The previous prime is 109457399. The next prime is 109457401. The reversal of 109457400 is 4754901.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (109457399) and next prime (109457401).

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 (109457401) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 784 + ... + 14816.

Almost surely, 2^109457400 is an apocalyptic number.

109457400 is a gapful number since it is divisible by the number (10) 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 109457400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (182722680).

109457400 is an abundant number, since it is smaller than the sum of its proper divisors (255987960).

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

109457400 is a wasteful number, since it uses less digits than its factorization.

109457400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14065 (or 14056 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 109457400 is about 10462.1890634800. The cubic root of 109457400 is about 478.3528611883.

The spelling of 109457400 in words is "one hundred nine million, four hundred fifty-seven thousand, four hundred".