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464000087 = 2970922567
BaseRepresentation
bin11011101010000…
…001010001010111
31012100002122110102
4123222001101113
51422241000322
6114013044315
714332635635
oct3352012127
91170078412
10464000087
11218a09151
1210b48669b
137518c185
14458a4355
152ab06792
hex1ba81457

464000087 has 8 divisors (see below), whose sum is σ = 480698400. Its totient is φ = 447348384.

The previous prime is 464000077. The next prime is 464000149. The reversal of 464000087 is 780000464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 464000087 - 28 = 463999831 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464000077) 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, 9278 + ... + 31844.

It is an arithmetic number, because the mean of its divisors is an integer number (60087300).

Almost surely, 2464000087 is an apocalyptic number.

464000087 is a deficient number, since it is larger than the sum of its proper divisors (16698313).

464000087 is a wasteful number, since it uses less digits than its factorization.

464000087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23305.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 464000087 is about 21540.6612479747. The cubic root of 464000087 is about 774.1753765115.

The spelling of 464000087 in words is "four hundred sixty-four million, eighty-seven", and thus it is an aban number.

Divisors: 1 29 709 20561 22567 654443 16000003 464000087