4309456 has 10 divisors (see below), whose sum is σ = 8349602. Its totient is φ = 2154720.

The previous prime is 4309453. The next prime is 4309457. The reversal of 4309456 is 6549034.

It can be written as a sum of positive squares in only one way, i.e., 3841600 + 467856 = 1960^2 + 684^2 .

It is a super-2 number, since 2×4309456² = 37142822031872, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4309451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134655 + ... + 134686.

Almost surely, 2^4309456 is an apocalyptic number.

It is an amenable number.

4309456 is a deficient number, since it is larger than the sum of its proper divisors (4040146).

4309456 is a wasteful number, since it uses less digits than its factorization.

4309456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269349 (or 269343 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 4309456 is about 2075.9229272784. The cubic root of 4309456 is about 162.7324452535.

The spelling of 4309456 in words is "four million, three hundred nine thousand, four hundred fifty-six".