1406457630 has 48 divisors (see below), whose sum is σ = 3666527280. Its totient is φ = 374056704.

The previous prime is 1406457607. The next prime is 1406457641. The reversal of 1406457630 is 367546041.

It is a happy number.

1406457630 is a `hidden beast` number, since 1 + 4 + 0 + 645 + 7 + 6 + 3 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13494 + ... + 54726.

It is an arithmetic number, because the mean of its divisors is an integer number (76385985).

Almost surely, 2^1406457630 is an apocalyptic number.

1406457630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1406457630 is an abundant number, since it is smaller than the sum of its proper divisors (2260069650).

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

1406457630 is a wasteful number, since it uses less digits than its factorization.

1406457630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41625 (or 41622 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 1406457630 is about 37502.7682978204. The cubic root of 1406457630 is about 1120.4063231298.

The spelling of 1406457630 in words is "one billion, four hundred six million, four hundred fifty-seven thousand, six hundred thirty".