113447448 has 24 divisors (see below), whose sum is σ = 307253700. Its totient is φ = 37815792.

The previous prime is 113447437. The next prime is 113447479. The reversal of 113447448 is 844744311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 787758 + ... + 787901.

Almost surely, 2^113447448 is an apocalyptic number.

113447448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

113447448 is an abundant number, since it is smaller than the sum of its proper divisors (193806252).

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

113447448 is a wasteful number, since it uses less digits than its factorization.

113447448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575671 (or 1575664 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 113447448 is about 10651.1712032058. The cubic root of 113447448 is about 484.0960922975.

It can be divided in two parts, 113 and 447448, that added together give a square (447561 = 669²).

The spelling of 113447448 in words is "one hundred thirteen million, four hundred forty-seven thousand, four hundred forty-eight".