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2890074 = 231143789
BaseRepresentation
bin1011000001100101011010
312102211102210
423001211122
51214440244
6141535550
733364605
oct13014532
95384383
102890074
1116a43a0
12b745b6
137a2605
1455333c
153c14b9
hex2c195a

2890074 has 16 divisors (see below), whose sum is σ = 6305760. Its totient is φ = 875760.

The previous prime is 2890061. The next prime is 2890079. The reversal of 2890074 is 4700982.

It is not an unprimeable number, because it can be changed into a prime (2890079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21829 + ... + 21960.

It is an arithmetic number, because the mean of its divisors is an integer number (394110).

22890074 is an apocalyptic number.

2890074 is an abundant number, since it is smaller than the sum of its proper divisors (3415686).

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

2890074 is a wasteful number, since it uses less digits than its factorization.

2890074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43805.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 2890074 is about 1700.0217645666. The cubic root of 2890074 is about 142.4414286836.

The spelling of 2890074 in words is "two million, eight hundred ninety thousand, seventy-four".

Divisors: 1 2 3 6 11 22 33 66 43789 87578 131367 262734 481679 963358 1445037 2890074