3897330 has 32 divisors (see below), whose sum is σ = 9422784. Its totient is φ = 1031616.

The previous prime is 3897269. The next prime is 3897331. The reversal of 3897330 is 337983.

It is a super-2 number, since 2×3897330² = 30378362257800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3897291 and 3897300.

It is not an unprimeable number, because it can be changed into a prime (3897331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4492 + ... + 5288.

It is an arithmetic number, because the mean of its divisors is an integer number (294462).

Almost surely, 2^3897330 is an apocalyptic number.

3897330 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3897330 is an abundant number, since it is smaller than the sum of its proper divisors (5525454).

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

3897330 is a wasteful number, since it uses less digits than its factorization.

3897330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 3897330 is about 1974.1656465454. The cubic root of 3897330 is about 157.3701625854.

The spelling of 3897330 in words is "three million, eight hundred ninety-seven thousand, three hundred thirty".