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BaseRepresentation
bin1110100110000…
…00010010000100
322112100200222010
413103000102010
5222320004104
620051534220
73014400426
oct723002204
9275320863
10122422404
1163116845
1234bba370
131c4946c0
141238a816
15ab33489
hex74c0484

122422404 has 96 divisors (see below), whose sum is σ = 320624640. Its totient is φ = 36114048.

The previous prime is 122422393. The next prime is 122422471. The reversal of 122422404 is 404224221.

Adding to 122422404 its reverse (404224221), we get a palindrome (526646625).

It is a super-2 number, since 2×1224224042 = 29974490002278432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 432447 + ... + 432729.

It is an arithmetic number, because the mean of its divisors is an integer number (3339840).

Almost surely, 2122422404 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 122422404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160312320).

122422404 is an abundant number, since it is smaller than the sum of its proper divisors (198202236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122422404 is a wasteful number, since it uses less digits than its factorization.

122422404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 409 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 122422404 is about 11064.4658253347. The cubic root of 122422404 is about 496.5393078147.

The spelling of 122422404 in words is "one hundred twenty-two million, four hundred twenty-two thousand, four hundred four".