1023628464 has 60 divisors (see below), whose sum is σ = 2868405696. Its totient is φ = 340772736.

The previous prime is 1023628393. The next prime is 1023628481. The reversal of 1023628464 is 4648263201.

1023628464 is a `hidden beast` number, since 1 + 0 + 23 + 628 + 4 + 6 + 4 = 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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120154 + ... + 128390.

Almost surely, 2^1023628464 is an apocalyptic number.

It is an amenable number.

1023628464 is an abundant number, since it is smaller than the sum of its proper divisors (1844777232).

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

1023628464 is a wasteful number, since it uses less digits than its factorization.

1023628464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9114 (or 9105 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The square root of 1023628464 is about 31994.1942233275. The cubic root of 1023628464 is about 1007.8149225584.

The spelling of 1023628464 in words is "one billion, twenty-three million, six hundred twenty-eight thousand, four hundred sixty-four".