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2801274 = 23766697
BaseRepresentation
bin1010101011111001111010
312021022121220
422223321322
51204120044
6140012510
732544660
oct12537172
95238556
102801274
111643703
12b31136
13771078
1452cc30
153a5019
hex2abe7a

2801274 has 16 divisors (see below), whose sum is σ = 6403008. Its totient is φ = 800352.

The previous prime is 2801273. The next prime is 2801287. The reversal of 2801274 is 4721082.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2801273) 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, 33307 + ... + 33390.

It is an arithmetic number, because the mean of its divisors is an integer number (400188).

22801274 is an apocalyptic number.

2801274 is an abundant number, since it is smaller than the sum of its proper divisors (3601734).

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

2801274 is a wasteful number, since it uses less digits than its factorization.

2801274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66709.

The product of its (nonzero) digits is 896, while the sum is 24.

The square root of 2801274 is about 1673.7006900877. The cubic root of 2801274 is about 140.9673482061.

The spelling of 2801274 in words is "two million, eight hundred one thousand, two hundred seventy-four".

Divisors: 1 2 3 6 7 14 21 42 66697 133394 200091 400182 466879 933758 1400637 2801274