Search a number
2440070 = 25231032
BaseRepresentation
bin1001010011101110000110
311120222010222
421103232012
51111040240
6124144342
726511623
oct11235606
94528128
102440070
111417296
129980b2
13675839
1447734a
15332eb5
hex253b86

2440070 has 24 divisors (see below), whose sum is σ = 4628016. Its totient is φ = 924528.

The previous prime is 2440069. The next prime is 2440079. The reversal of 2440070 is 700442.

2440070 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2440079) 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 in 11 ways as a sum of consecutive naturals, for example, 23639 + ... + 23741.

It is an arithmetic number, because the mean of its divisors is an integer number (192834).

22440070 is an apocalyptic number.

2440070 is a deficient number, since it is larger than the sum of its proper divisors (2187946).

2440070 is a wasteful number, since it uses less digits than its factorization.

2440070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 236 (or 133 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 2440070 is about 1562.0723414746. The cubic root of 2440070 is about 134.6275973431.

The spelling of 2440070 in words is "two million, four hundred forty thousand, seventy".