1405106706 has 8 divisors (see below), whose sum is σ = 2810213424. Its totient is φ = 468368900.

The previous prime is 1405106699. The next prime is 1405106707. The reversal of 1405106706 is 6076015041.

It is a sphenic number, since it is the product of 3 distinct primes.

1405106706 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1405106707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117092220 + ... + 117092231.

It is an arithmetic number, because the mean of its divisors is an integer number (351276678).

Almost surely, 2^1405106706 is an apocalyptic number.

1405106706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1405106706 is a wasteful number, since it uses less digits than its factorization.

1405106706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234184456.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 1405106706 is about 37484.7529803786. The cubic root of 1405106706 is about 1120.0474857630.

The spelling of 1405106706 in words is "one billion, four hundred five million, one hundred six thousand, seven hundred six".