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22038070 = 252203807
BaseRepresentation
bin101010000010…
…0011000110110
31112110122112211
41110010120312
521120204240
62104204034
7355214635
oct124043066
945418484
1022038070
111149258a
12746961a
134747ca2
142cd951c
151e04bea
hex1504636

22038070 has 8 divisors (see below), whose sum is σ = 39668544. Its totient is φ = 8815224.

The previous prime is 22038067. The next prime is 22038073. The reversal of 22038070 is 7083022.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22038067) and next prime (22038073).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22038073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101894 + ... + 1101913.

It is an arithmetic number, because the mean of its divisors is an integer number (4958568).

Almost surely, 222038070 is an apocalyptic number.

22038070 is a deficient number, since it is larger than the sum of its proper divisors (17630474).

22038070 is a wasteful number, since it uses less digits than its factorization.

22038070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203814.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 22038070 is about 4694.4722813113. The cubic root of 22038070 is about 280.3654666490.

The spelling of 22038070 in words is "twenty-two million, thirty-eight thousand, seventy".

Divisors: 1 2 5 10 2203807 4407614 11019035 22038070