3478460 has 12 divisors (see below), whose sum is σ = 7304808. Its totient is φ = 1391376.

The previous prime is 3478459. The next prime is 3478469. The reversal of 3478460 is 648743.

It is a happy number.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3478469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86942 + ... + 86981.

It is an arithmetic number, because the mean of its divisors is an integer number (608734).

Almost surely, 2^3478460 is an apocalyptic number.

It is an amenable number.

3478460 is an abundant number, since it is smaller than the sum of its proper divisors (3826348).

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

3478460 is a wasteful number, since it uses less digits than its factorization.

3478460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173932 (or 173930 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 3478460 is about 1865.0630016168. The cubic root of 3478460 is about 151.5173401785.

The spelling of 3478460 in words is "three million, four hundred seventy-eight thousand, four hundred sixty".