122005732 has 6 divisors (see below), whose sum is σ = 213510038. Its totient is φ = 61002864.

The previous prime is 122005729. The next prime is 122005733. The reversal of 122005732 is 237500221.

It can be written as a sum of positive squares in only one way, i.e., 80712256 + 41293476 = 8984^2 + 6426^2 .

It is not an unprimeable number, because it can be changed into a prime (122005733) by changing a digit.

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 as a sum of consecutive naturals, namely, 15250713 + ... + 15250720.

Almost surely, 2^122005732 is an apocalyptic number.

It is an amenable number.

122005732 is a deficient number, since it is larger than the sum of its proper divisors (91504306).

122005732 is a wasteful number, since it uses less digits than its factorization.

122005732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30501437 (or 30501435 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 122005732 is about 11045.6204895877. The cubic root of 122005732 is about 495.9753337109.

Adding to 122005732 its reverse (237500221), we get a palindrome (359505953).

The spelling of 122005732 in words is "one hundred twenty-two million, five thousand, seven hundred thirty-two".