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2942894 = 21471447
BaseRepresentation
bin1011001110011110101110
312112111220002
423032132232
51223133034
6143024302
734004603
oct13163656
95474802
102942894
111730049
12b9b092
137c0676
145686aa
153d1e7e
hex2ce7ae

2942894 has 4 divisors (see below), whose sum is σ = 4414344. Its totient is φ = 1471446.

The previous prime is 2942881. The next prime is 2942909. The reversal of 2942894 is 4982492.

It is a semiprime because it is the product of two primes.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 735722 + ... + 735725.

It is an arithmetic number, because the mean of its divisors is an integer number (1103586).

22942894 is an apocalyptic number.

2942894 is a deficient number, since it is larger than the sum of its proper divisors (1471450).

2942894 is a wasteful number, since it uses less digits than its factorization.

2942894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1471449.

The product of its digits is 41472, while the sum is 38.

The square root of 2942894 is about 1715.4865199121. The cubic root of 2942894 is about 143.3039648981.

The spelling of 2942894 in words is "two million, nine hundred forty-two thousand, eight hundred ninety-four".

Divisors: 1 2 1471447 2942894