1236084964 has 9 divisors (see below), whose sum is σ = 2163271747. Its totient is φ = 618007324.

The previous prime is 1236084947. The next prime is 1236084991. The reversal of 1236084964 is 4694806321.

It is a happy number.

The square root of 1236084964 is 35158.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1236084964.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 61527 + ... + 79105.

Almost surely, 2^1236084964 is an apocalyptic number.

1236084964 is the 35158-th square number.

It is an amenable number.

1236084964 is a deficient number, since it is larger than the sum of its proper divisors (927186783).

1236084964 is an frugal number, since it uses more digits than its factorization.

1236084964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35162 (or 17581 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 43.

The cubic root of 1236084964 is about 1073.2052154303.

The spelling of 1236084964 in words is "one billion, two hundred thirty-six million, eighty-four thousand, nine hundred sixty-four".