1406480256 has 48 divisors (see below), whose sum is σ = 4047296760. Its totient is φ = 468826368.

The previous prime is 1406480209. The next prime is 1406480267. The reversal of 1406480256 is 6520846041.

1406480256 is a `hidden beast` number, since 1 + 4 + 0 + 648 + 0 + 2 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

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

It is a self number, because there is not a number n which added to its sum of digits gives 1406480256.

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, 609300 + ... + 611603.

Almost surely, 2^1406480256 is an apocalyptic number.

1406480256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1406480256 is an abundant number, since it is smaller than the sum of its proper divisors (2640816504).

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

1406480256 is a wasteful number, since it uses less digits than its factorization.

1406480256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1220923 (or 1220908 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 1406480256 is about 37503.0699543384. The cubic root of 1406480256 is about 1120.4123311737.

The spelling of 1406480256 in words is "one billion, four hundred six million, four hundred eighty thousand, two hundred fifty-six".