3407407 has 4 divisors (see below), whose sum is σ = 3417856. Its totient is φ = 3396960.

The previous prime is 3407401. The next prime is 3407431. The reversal of 3407407 is 7047043.

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: 7047043 = 19 ⋅370897.

It is not a de Polignac number, because 3407407 - 2⁷ = 3407279 is a prime.

It is a super-2 number, since 2×3407407² = 23220844927298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3407401) 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, 4719 + ... + 5392.

It is an arithmetic number, because the mean of its divisors is an integer number (854464).

Almost surely, 2^3407407 is an apocalyptic number.

3407407 is a deficient number, since it is larger than the sum of its proper divisors (10449).

3407407 is a wasteful number, since it uses less digits than its factorization.

3407407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10448.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 3407407 is about 1845.9163036281. The cubic root of 3407407 is about 150.4785751851.

It can be divided in two parts, 3 and 407407, that multiplied together give a palindrome (1222221).

The spelling of 3407407 in words is "three million, four hundred seven thousand, four hundred seven".