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40469001 = 313489667
BaseRepresentation
bin1001101001100…
…0001000001001
32211011001000220
42122120020021
540330002001
64003220253
71000660266
oct232301011
984131026
1040469001
1120930a61
1211677689
1384cc171
14553626d
153845c36
hex2698209

40469001 has 4 divisors (see below), whose sum is σ = 53958672. Its totient is φ = 26979332.

The previous prime is 40468999. The next prime is 40469041. The reversal of 40469001 is 10096404.

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 40469001 - 21 = 40468999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40469041) 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, 6744831 + ... + 6744836.

It is an arithmetic number, because the mean of its divisors is an integer number (13489668).

Almost surely, 240469001 is an apocalyptic number.

It is an amenable number.

40469001 is a deficient number, since it is larger than the sum of its proper divisors (13489671).

40469001 is a wasteful number, since it uses less digits than its factorization.

40469001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13489670.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 40469001 is about 6361.5250530042. The cubic root of 40469001 is about 343.3266331261.

The spelling of 40469001 in words is "forty million, four hundred sixty-nine thousand, one".

Divisors: 1 3 13489667 40469001