1408743225 has 24 divisors (see below), whose sum is σ = 2587914720. Its totient is φ = 751329360.

The previous prime is 1408743223. The next prime is 1408743263. The reversal of 1408743225 is 5223478041.

It is a happy number.

1408743225 is a `hidden beast` number, since 140 + 87 + 432 + 2 + 5 = 666.

It is not a de Polignac number, because 1408743225 - 2¹ = 1408743223 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1408743225.

It is not an unprimeable number, because it can be changed into a prime (1408743223) 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, 1042839 + ... + 1044188.

It is an arithmetic number, because the mean of its divisors is an integer number (107829780).

Almost surely, 2^1408743225 is an apocalyptic number.

1408743225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1408743225 is a deficient number, since it is larger than the sum of its proper divisors (1179171495).

1408743225 is a wasteful number, since it uses less digits than its factorization.

1408743225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2087046 (or 2087035 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 36.

The square root of 1408743225 is about 37533.2282784202. The cubic root of 1408743225 is about 1121.0129083378.

The spelling of 1408743225 in words is "one billion, four hundred eight million, seven hundred forty-three thousand, two hundred twenty-five".