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2272742 = 21959809
BaseRepresentation
bin1000101010110111100110
311021110121122
420222313212
51040211432
6120413542
725214033
oct10526746
94243548
102272742
1113125aa
129172b2
13617624
1443238a
152ed612
hex22ade6

2272742 has 8 divisors (see below), whose sum is σ = 3588600. Its totient is φ = 1076544.

The previous prime is 2272733. The next prime is 2272757. The reversal of 2272742 is 2472722.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29867 + ... + 29942.

It is an arithmetic number, because the mean of its divisors is an integer number (448575).

22272742 is an apocalyptic number.

2272742 is a deficient number, since it is larger than the sum of its proper divisors (1315858).

2272742 is a wasteful number, since it uses less digits than its factorization.

2272742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59830.

The product of its digits is 3136, while the sum is 26.

The square root of 2272742 is about 1507.5616073647. The cubic root of 2272742 is about 131.4770787057.

The spelling of 2272742 in words is "two million, two hundred seventy-two thousand, seven hundred forty-two".

Divisors: 1 2 19 38 59809 119618 1136371 2272742