1406715066 has 16 divisors (see below), whose sum is σ = 3126033600. Its totient is φ = 468905004.

The previous prime is 1406715061. The next prime is 1406715067. The reversal of 1406715066 is 6605176041.

1406715066 is a `hidden beast` number, since 140 + 6 + 7 + 1 + 506 + 6 = 666.

1406715066 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1406715066² = 3957694553822768712, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 1406715066.

It is not an unprimeable number, because it can be changed into a prime (1406715061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13025086 + ... + 13025193.

It is an arithmetic number, because the mean of its divisors is an integer number (195377100).

Almost surely, 2^1406715066 is an apocalyptic number.

1406715066 is an abundant number, since it is smaller than the sum of its proper divisors (1719318534).

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

1406715066 is a wasteful number, since it uses less digits than its factorization.

1406715066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26050290 (or 26050284 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 1406715066 is about 37506.2003674059. The cubic root of 1406715066 is about 1120.4746781516.

The spelling of 1406715066 in words is "one billion, four hundred six million, seven hundred fifteen thousand, sixty-six".