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1940266 = 2970133
BaseRepresentation
bin111011001101100101010
310122120112201
413121230222
5444042031
6105330414
722330516
oct7315452
93576481
101940266
111105829
12796a0a
1352c1b3
14387146
15284d61
hex1d9b2a

1940266 has 4 divisors (see below), whose sum is σ = 2910402. Its totient is φ = 970132.

The previous prime is 1940233. The next prime is 1940269. The reversal of 1940266 is 6620491.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6620491 = 9536947.

It can be written as a sum of positive squares in only one way, i.e., 1092025 + 848241 = 1045^2 + 921^2 .

It is not an unprimeable number, because it can be changed into a prime (1940269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 485065 + ... + 485068.

21940266 is an apocalyptic number.

1940266 is a deficient number, since it is larger than the sum of its proper divisors (970136).

1940266 is an equidigital number, since it uses as much as digits as its factorization.

1940266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 970135.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 1940266 is about 1392.9343128805. The cubic root of 1940266 is about 124.7250704198.

The spelling of 1940266 in words is "one million, nine hundred forty thousand, two hundred sixty-six".

Divisors: 1 2 970133 1940266