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2740454 = 21370227
BaseRepresentation
bin1010011101000011100110
312011020012022
422131003212
51200143304
6134423142
732202443
oct12350346
95136168
102740454
111601a42
12b01ab2
1374c492
145149ca
15391ebe
hex29d0e6

2740454 has 4 divisors (see below), whose sum is σ = 4110684. Its totient is φ = 1370226.

The previous prime is 2740453. The next prime is 2740459. The reversal of 2740454 is 4540472.

2740454 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×27404542 = 15020176252232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2740453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 685112 + ... + 685115.

It is an arithmetic number, because the mean of its divisors is an integer number (1027671).

22740454 is an apocalyptic number.

2740454 is a deficient number, since it is larger than the sum of its proper divisors (1370230).

2740454 is a wasteful number, since it uses less digits than its factorization.

2740454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1370229.

The product of its (nonzero) digits is 4480, while the sum is 26.

The square root of 2740454 is about 1655.4316657597. The cubic root of 2740454 is about 139.9396678815.

The spelling of 2740454 in words is "two million, seven hundred forty thousand, four hundred fifty-four".

Divisors: 1 2 1370227 2740454