1206644434 has 16 divisors (see below), whose sum is σ = 1877227776. Its totient is φ = 581086800.

The previous prime is 1206644429. The next prime is 1206644443. The reversal of 1206644434 is 4344466021.

It is a self number, because there is not a number n which added to its sum of digits gives 1206644434.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33037 + ... + 59200.

It is an arithmetic number, because the mean of its divisors is an integer number (117326736).

Almost surely, 2^1206644434 is an apocalyptic number.

1206644434 is a deficient number, since it is larger than the sum of its proper divisors (670583342).

1206644434 is a wasteful number, since it uses less digits than its factorization.

1206644434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92481.

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 1206644434 is about 34736.7879056196. The cubic root of 1206644434 is about 1064.6162838446.

The spelling of 1206644434 in words is "one billion, two hundred six million, six hundred forty-four thousand, four hundred thirty-four".