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740369 = 7105767
BaseRepresentation
bin10110100110000010001
31101121121002
42310300101
5142142434
623511345
76202340
oct2646021
91347532
10740369
11466283
122b8555
131cbcb6
14153b57
15e957e
hexb4c11

740369 has 4 divisors (see below), whose sum is σ = 846144. Its totient is φ = 634596.

The previous prime is 740359. The next prime is 740371. The reversal of 740369 is 963047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 740369 - 212 = 736273 is a prime.

It is a super-2 number, since 2×7403692 = 1096292512322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (740329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52877 + ... + 52890.

It is an arithmetic number, because the mean of its divisors is an integer number (211536).

2740369 is an apocalyptic number.

It is an amenable number.

740369 is a deficient number, since it is larger than the sum of its proper divisors (105775).

740369 is a wasteful number, since it uses less digits than its factorization.

740369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105774.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 740369 is about 860.4469768673. The cubic root of 740369 is about 90.4654487929.

The spelling of 740369 in words is "seven hundred forty thousand, three hundred sixty-nine".

Divisors: 1 7 105767 740369