1406734660 has 24 divisors (see below), whose sum is σ = 2956055256. Its totient is φ = 562329600.

The previous prime is 1406734631. The next prime is 1406734661. The reversal of 1406734660 is 664376041.

It can be written as a sum of positive squares in 4 ways, for example, as 208051776 + 1198682884 = 14424^2 + 34622^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1406734661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10054 + ... + 53986.

It is an arithmetic number, because the mean of its divisors is an integer number (123168969).

Almost surely, 2^1406734660 is an apocalyptic number.

1406734660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1406734660 is an abundant number, since it is smaller than the sum of its proper divisors (1549320596).

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

1406734660 is a wasteful number, since it uses less digits than its factorization.

1406734660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45543 (or 45541 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 1406734660 is about 37506.4615766404. The cubic root of 1406734660 is about 1120.4798804557.

The spelling of 1406734660 in words is "one billion, four hundred six million, seven hundred thirty-four thousand, six hundred sixty".