1204253964 has 72 divisors (see below), whose sum is σ = 3182699520. Its totient is φ = 383208672.

The previous prime is 1204253957. The next prime is 1204254011. The reversal of 1204253964 is 4693524021.

It is a happy number.

1204253964 is a `hidden beast` number, since 1 + 20 + 42 + 539 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 544549 + ... + 546755.

It is an arithmetic number, because the mean of its divisors is an integer number (44204160).

Almost surely, 2^1204253964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1204253964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1591349760).

1204253964 is an abundant number, since it is smaller than the sum of its proper divisors (1978445556).

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

1204253964 is a wasteful number, since it uses less digits than its factorization.

1204253964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2899 (or 2894 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 1204253964 is about 34702.3625132353. The cubic root of 1204253964 is about 1063.9127858772.

Adding to 1204253964 its reverse (4693524021), we get a palindrome (5897777985).

The spelling of 1204253964 in words is "one billion, two hundred four million, two hundred fifty-three thousand, nine hundred sixty-four".