3485240685 has 24 divisors (see below), whose sum is σ = 6042493080. Its totient is φ = 1858361472.

The previous prime is 3485240663. The next prime is 3485240719. The reversal of 3485240685 is 5860425843.

3485240685 is a `hidden beast` number, since 3 + 48 + 524 + 0 + 6 + 85 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 227529 + 3485013156 = 477^2 + 59034^2 .

It is not a de Polignac number, because 3485240685 - 2⁵ = 3485240653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 3485240685.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 309331 + ... + 320399.

It is an arithmetic number, because the mean of its divisors is an integer number (251770545).

Almost surely, 2^3485240685 is an apocalyptic number.

It is an amenable number.

3485240685 is a deficient number, since it is larger than the sum of its proper divisors (2557252395).

3485240685 is a wasteful number, since it uses less digits than its factorization.

3485240685 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18077 (or 18074 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 45.

The square root of 3485240685 is about 59035.9270698784. The cubic root of 3485240685 is about 1516.1572897708.

The spelling of 3485240685 in words is "three billion, four hundred eighty-five million, two hundred forty thousand, six hundred eighty-five".