4947626 has 4 divisors (see below), whose sum is σ = 7421442. Its totient is φ = 2473812.

The previous prime is 4947617. The next prime is 4947653. The reversal of 4947626 is 6267494.

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., 4644025 + 303601 = 2155^2 + 551^2 .

It is a super-3 number, since 3×4947626³ (a number of 21 digits) contains 333 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 4 + 9⁷ + 4 + 7⁶ + 6³ + 2⁷ + 6⁶ .

It is a self number, because there is not a number n which added to its sum of digits gives 4947626.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1236905 + ... + 1236908.

Almost surely, 2^4947626 is an apocalyptic number.

4947626 is a deficient number, since it is larger than the sum of its proper divisors (2473816).

4947626 is a wasteful number, since it uses less digits than its factorization.

4947626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2473815.

The product of its digits is 72576, while the sum is 38.

The square root of 4947626 is about 2224.3259653207. The cubic root of 4947626 is about 170.3984425714.

The spelling of 4947626 in words is "four million, nine hundred forty-seven thousand, six hundred twenty-six".