4722551 has 2 divisors, whose sum is σ = 4722552. Its totient is φ = 4722550.

The previous prime is 4722547. The next prime is 4722587. The reversal of 4722551 is 1552274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4722551 - 2² = 4722547 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4722551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4725551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2361275 + 2361276.

It is an arithmetic number, because the mean of its divisors is an integer number (2361276).

Almost surely, 2^4722551 is an apocalyptic number.

4722551 is a deficient number, since it is larger than the sum of its proper divisors (1).

4722551 is an equidigital number, since it uses as much as digits as its factorization.

4722551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2800, while the sum is 26.

The square root of 4722551 is about 2173.1431153976. The cubic root of 4722551 is about 167.7743450933.

The spelling of 4722551 in words is "four million, seven hundred twenty-two thousand, five hundred fifty-one".