73620022 has 16 divisors (see below), whose sum is σ = 132848640. Its totient is φ = 29890728.

The previous prime is 73619983. The next prime is 73620037. The reversal of 73620022 is 22002637.

It is a junction number, because it is equal to n+sod(n) for n = 73619975 and 73620002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 138118 + ... + 138649.

It is an arithmetic number, because the mean of its divisors is an integer number (8303040).

Almost surely, 2^73620022 is an apocalyptic number.

73620022 is a deficient number, since it is larger than the sum of its proper divisors (59228618).

73620022 is a wasteful number, since it uses less digits than its factorization.

73620022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276795.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 73620022 is about 8580.2110696649. The cubic root of 73620022 is about 419.1138193454.

Adding to 73620022 its reverse (22002637), we get a palindrome (95622659).

The spelling of 73620022 in words is "seventy-three million, six hundred twenty thousand, twenty-two".