3478466 has 4 divisors (see below), whose sum is σ = 5217702. Its totient is φ = 1739232.

The previous prime is 3478459. The next prime is 3478469. The reversal of 3478466 is 6648743.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6648743 = 29 ⋅229267.

It can be written as a sum of positive squares in only one way, i.e., 3345241 + 133225 = 1829^2 + 365^2 .

It is a d-powerful number, because it can be written as 3³ + 4⁶ + 7⁵ + 8⁵ + 4⁸ + 6⁸ + 6⁸ .

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 as a sum of consecutive naturals, namely, 869615 + ... + 869618.

Almost surely, 2^3478466 is an apocalyptic number.

3478466 is a deficient number, since it is larger than the sum of its proper divisors (1739236).

3478466 is a wasteful number, since it uses less digits than its factorization.

3478466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739235.

The product of its digits is 96768, while the sum is 38.

The square root of 3478466 is about 1865.0646101409. The cubic root of 3478466 is about 151.5174272959.

The spelling of 3478466 in words is "three million, four hundred seventy-eight thousand, four hundred sixty-six".