2945626 has 4 divisors (see below), whose sum is σ = 4418442. Its totient is φ = 1472812.

The previous prime is 2945611. The next prime is 2945639. The reversal of 2945626 is 6265492.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1565001 + 1380625 = 1251^2 + 1175^2 .

It is a d-powerful number, because it can be written as 2¹³ + 9 + 4¹⁰ + 5⁷ + 6² + 2¹⁷ + 6⁸ .

It is a junction number, because it is equal to n+sod(n) for n = 2945591 and 2945600.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736405 + ... + 736408.

2^2945626 is an apocalyptic number.

2945626 is a deficient number, since it is larger than the sum of its proper divisors (1472816).

2945626 is a wasteful number, since it uses less digits than its factorization.

2945626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472815.

The product of its digits is 25920, while the sum is 34.

The square root of 2945626 is about 1716.2826107608. The cubic root of 2945626 is about 143.3482960162.

The spelling of 2945626 in words is "two million, nine hundred forty-five thousand, six hundred twenty-six".