54722407 has 2 divisors, whose sum is σ = 54722408. Its totient is φ = 54722406.

The previous prime is 54722399. The next prime is 54722411. The reversal of 54722407 is 70422745.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54722407 - 2³ = 54722399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54722477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27361203 + 27361204.

It is an arithmetic number, because the mean of its divisors is an integer number (27361204).

Almost surely, 2^54722407 is an apocalyptic number.

54722407 is a deficient number, since it is larger than the sum of its proper divisors (1).

54722407 is an equidigital number, since it uses as much as digits as its factorization.

54722407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15680, while the sum is 31.

The square root of 54722407 is about 7397.4594963406. The cubic root of 54722407 is about 379.6543648493.

The spelling of 54722407 in words is "fifty-four million, seven hundred twenty-two thousand, four hundred seven".