1034640747 has 24 divisors (see below), whose sum is σ = 1709410560. Its totient is φ = 590727600.

The previous prime is 1034640727. The next prime is 1034640749. The reversal of 1034640747 is 7470464301.

It is a happy number.

1034640747 is a `hidden beast` number, since 1 + 0 + 3 + 4 + 640 + 7 + 4 + 7 = 666.

It is not a de Polignac number, because 1034640747 - 2⁷ = 1034640619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1034640749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 76872 + ... + 89322.

It is an arithmetic number, because the mean of its divisors is an integer number (71225440).

Almost surely, 2^1034640747 is an apocalyptic number.

1034640747 is a deficient number, since it is larger than the sum of its proper divisors (674769813).

1034640747 is a wasteful number, since it uses less digits than its factorization.

1034640747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13783 (or 13780 counting only the distinct ones).

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

The square root of 1034640747 is about 32165.8319805349. The cubic root of 1034640747 is about 1011.4160925551.

The spelling of 1034640747 in words is "one billion, thirty-four million, six hundred forty thousand, seven hundred forty-seven".