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2697087 = 32921069
BaseRepresentation
bin1010010010011101111111
312002000201010
422102131333
51142301322
6133450303
731632141
oct12223577
95060633
102697087
1115823a8
12aa0993
13735813
14502c91
1538420c
hex29277f

2697087 has 12 divisors (see below), whose sum is σ = 3727880. Its totient is φ = 1734432.

The previous prime is 2697073. The next prime is 2697109. The reversal of 2697087 is 7807962.

It is not a de Polignac number, because 2697087 - 27 = 2696959 is a prime.

It is a Duffinian number.

It is a plaindrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2697007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1989 + ... + 3057.

22697087 is an apocalyptic number.

2697087 is a deficient number, since it is larger than the sum of its proper divisors (1030793).

2697087 is a wasteful number, since it uses less digits than its factorization.

2697087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130 (or 1101 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 2697087 is about 1642.2810356331. The cubic root of 2697087 is about 139.1975694020.

The spelling of 2697087 in words is "two million, six hundred ninety-seven thousand, eighty-seven".

Divisors: 1 3 29 87 841 1069 2523 3207 31001 93003 899029 2697087