3629426 has 4 divisors (see below), whose sum is σ = 5444142. Its totient is φ = 1814712.

The previous prime is 3629413. The next prime is 3629459. The reversal of 3629426 is 6249263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6249263 = 37 ⋅168899.

It can be written as a sum of positive squares in only one way, i.e., 3613801 + 15625 = 1901^2 + 125^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3629392 and 3629401.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 907355 + ... + 907358.

Almost surely, 2^3629426 is an apocalyptic number.

3629426 is a deficient number, since it is larger than the sum of its proper divisors (1814716).

3629426 is a wasteful number, since it uses less digits than its factorization.

3629426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814715.

The product of its digits is 15552, while the sum is 32.

The square root of 3629426 is about 1905.1052464365. The cubic root of 3629426 is about 153.6783357384.

The spelling of 3629426 in words is "three million, six hundred twenty-nine thousand, four hundred twenty-six".