694787142 has 16 divisors (see below), whose sum is σ = 1588084992. Its totient is φ = 198510600.

The previous prime is 694787131. The next prime is 694787153. The reversal of 694787142 is 241787496.

It is an interprime number because it is at equal distance from previous prime (694787131) and next prime (694787153).

It is a junction number, because it is equal to n+sod(n) for n = 694787091 and 694787100.

It is a congruent number.

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, 8271234 + ... + 8271317.

It is an arithmetic number, because the mean of its divisors is an integer number (99255312).

Almost surely, 2^694787142 is an apocalyptic number.

694787142 is an abundant number, since it is smaller than the sum of its proper divisors (893297850).

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

694787142 is a wasteful number, since it uses less digits than its factorization.

694787142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16542563.

The product of its digits is 677376, while the sum is 48.

The square root of 694787142 is about 26358.8152616919. The cubic root of 694787142 is about 885.6944518947.

The spelling of 694787142 in words is "six hundred ninety-four million, seven hundred eighty-seven thousand, one hundred forty-two".