4047456 has 96 divisors (see below), whose sum is σ = 12821760. Its totient is φ = 1092096.

The previous prime is 4047431. The next prime is 4047469. The reversal of 4047456 is 6547404.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12610 + ... + 12926.

It is an arithmetic number, because the mean of its divisors is an integer number (133560).

Almost surely, 2^4047456 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4047456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6410880).

4047456 is an abundant number, since it is smaller than the sum of its proper divisors (8774304).

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

4047456 is a wasteful number, since it uses less digits than its factorization.

4047456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 4047456 is about 2011.8290185799. The cubic root of 4047456 is about 159.3654030361.

The spelling of 4047456 in words is "four million, forty-seven thousand, four hundred fifty-six".