1222367364 has 72 divisors (see below), whose sum is σ = 3176805632. Its totient is φ = 396083520.

The previous prime is 1222367359. The next prime is 1222367383. The reversal of 1222367364 is 4637632221.

1222367364 is a `hidden beast` number, since 12 + 223 + 67 + 364 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 343434 + ... + 346974.

Almost surely, 2^1222367364 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 1222367364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1588402816).

1222367364 is an abundant number, since it is smaller than the sum of its proper divisors (1954438268).

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

1222367364 is a wasteful number, since it uses less digits than its factorization.

1222367364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3817 (or 3812 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 1222367364 is about 34962.3706862106. The cubic root of 1222367364 is about 1069.2204307993.

Adding to 1222367364 its reverse (4637632221), we get a palindrome (5859999585).

It can be divided in two parts, 122236 and 7364, that added together give a square (129600 = 360²).

The spelling of 1222367364 in words is "one billion, two hundred twenty-two million, three hundred sixty-seven thousand, three hundred sixty-four".