3497340 has 96 divisors (see below), whose sum is σ = 12225024. Its totient is φ = 725760.

The previous prime is 3497323. The next prime is 3497369. The reversal of 3497340 is 437943.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 3497298 and 3497307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4242 + ... + 4998.

It is an arithmetic number, because the mean of its divisors is an integer number (127344).

Almost surely, 2^3497340 is an apocalyptic number.

3497340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3497340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6112512).

3497340 is an abundant number, since it is smaller than the sum of its proper divisors (8727684).

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

3497340 is a wasteful number, since it uses less digits than its factorization.

3497340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787 (or 785 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 3497340 is about 1870.1176433583. The cubic root of 3497340 is about 151.7909753853.

The spelling of 3497340 in words is "three million, four hundred ninety-seven thousand, three hundred forty".