1204974536 has 8 divisors (see below), whose sum is σ = 2259327270. Its totient is φ = 602487264.

The previous prime is 1204974527. The next prime is 1204974539. The reversal of 1204974536 is 6354794021.

It can be written as a sum of positive squares in only one way, i.e., 942858436 + 262116100 = 30706^2 + 16190^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1204974493 and 1204974502.

It is not an unprimeable number, because it can be changed into a prime (1204974539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75310901 + ... + 75310916.

Almost surely, 2^1204974536 is an apocalyptic number.

It is an amenable number.

1204974536 is a deficient number, since it is larger than the sum of its proper divisors (1054352734).

1204974536 is a wasteful number, since it uses less digits than its factorization.

1204974536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150621823 (or 150621819 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 1204974536 is about 34712.7431356267. The cubic root of 1204974536 is about 1064.1249429285.

The spelling of 1204974536 in words is "one billion, two hundred four million, nine hundred seventy-four thousand, five hundred thirty-six".