694242747 has 24 divisors (see below), whose sum is σ = 1095035760. Its totient is φ = 420338880.

The previous prime is 694242713. The next prime is 694242779. The reversal of 694242747 is 747242496.

It is not a de Polignac number, because 694242747 - 2⁶ = 694242683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (694243747) 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, 119629 + ... + 125297.

It is an arithmetic number, because the mean of its divisors is an integer number (45626490).

Almost surely, 2^694242747 is an apocalyptic number.

694242747 is a deficient number, since it is larger than the sum of its proper divisors (400793013).

694242747 is a wasteful number, since it uses less digits than its factorization.

694242747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6923 (or 6920 counting only the distinct ones).

The product of its digits is 677376, while the sum is 45.

The square root of 694242747 is about 26348.4866168818. The cubic root of 694242747 is about 885.4630651434.

The spelling of 694242747 in words is "six hundred ninety-four million, two hundred forty-two thousand, seven hundred forty-seven".