4969621 has 8 divisors (see below), whose sum is σ = 5304320. Its totient is φ = 4642272.

The previous prime is 4969619. The next prime is 4969631. The reversal of 4969621 is 1269694.

4969621 is nontrivially palindromic in base 3.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4969621 - 2¹ = 4969619 is a prime.

It is a Duffinian number.

4969621 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4969631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405 + ... + 3178.

It is an arithmetic number, because the mean of its divisors is an integer number (663040).

Almost surely, 2^4969621 is an apocalyptic number.

It is an amenable number.

4969621 is a deficient number, since it is larger than the sum of its proper divisors (334699).

4969621 is a wasteful number, since it uses less digits than its factorization.

4969621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3675.

The product of its digits is 23328, while the sum is 37.

The square root of 4969621 is about 2229.2646769731. The cubic root of 4969621 is about 170.6505751803.

The spelling of 4969621 in words is "four million, nine hundred sixty-nine thousand, six hundred twenty-one".