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2200072 = 237172311
BaseRepresentation
bin1000011001001000001000
311010202221011
420121020020
51030400242
6115053304
724462130
oct10311010
94122834
102200072
111272a46
128a1234
135c0524
14413ac0
152d6d17
hex219208

2200072 has 32 divisors (see below), whose sum is σ = 4993920. Its totient is φ = 887040.

The previous prime is 2200069. The next prime is 2200103. The reversal of 2200072 is 2700022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204 + ... + 2107.

It is an arithmetic number, because the mean of its divisors is an integer number (156060).

22200072 is an apocalyptic number.

It is an amenable number.

2200072 is an abundant number, since it is smaller than the sum of its proper divisors (2793848).

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

2200072 is a wasteful number, since it uses less digits than its factorization.

2200072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341 (or 2337 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 13.

The square root of 2200072 is about 1483.2639684156. The cubic root of 2200072 is about 130.0605634967.

Adding to 2200072 its reverse (2700022), we get a palindrome (4900094).

The spelling of 2200072 in words is "two million, two hundred thousand, seventy-two".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 476 952 2311 4622 9244 16177 18488 32354 39287 64708 78574 129416 157148 275009 314296 550018 1100036 2200072