1406626425 has 48 divisors (see below), whose sum is σ = 2588852160. Its totient is φ = 748800000.

The previous prime is 1406626409. The next prime is 1406626451. The reversal of 1406626425 is 5246266041.

1406626425 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 6 + 2 + 642 + 5 = 666.

It is not a de Polignac number, because 1406626425 - 2⁴ = 1406626409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1406626425.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 431050 + ... + 434300.

It is an arithmetic number, because the mean of its divisors is an integer number (53934420).

Almost surely, 2^1406626425 is an apocalyptic number.

1406626425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1406626425 is a deficient number, since it is larger than the sum of its proper divisors (1182225735).

1406626425 is a wasteful number, since it uses less digits than its factorization.

1406626425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3911 (or 3900 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 1406626425 is about 37505.0186641735. The cubic root of 1406626425 is about 1120.4511429229.

The spelling of 1406626425 in words is "one billion, four hundred six million, six hundred twenty-six thousand, four hundred twenty-five".