1223470764 has 24 divisors (see below), whose sum is σ = 3171961520. Its totient is φ = 407823552.

The previous prime is 1223470757. The next prime is 1223470777. The reversal of 1223470764 is 4670743221.

1223470764 is a `hidden beast` number, since 122 + 3 + 470 + 7 + 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 7 ways as a sum of consecutive naturals, for example, 5664109 + ... + 5664324.

Almost surely, 2^1223470764 is an apocalyptic number.

It is an amenable number.

1223470764 is an abundant number, since it is smaller than the sum of its proper divisors (1948490756).

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

1223470764 is a wasteful number, since it uses less digits than its factorization.

1223470764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11328446 (or 11328438 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 1223470764 is about 34978.1469492024. The cubic root of 1223470764 is about 1069.5420534284.

The spelling of 1223470764 in words is "one billion, two hundred twenty-three million, four hundred seventy thousand, seven hundred sixty-four".