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2893401 = 31072
BaseRepresentation
bin1011000010011001011001
312110000000000
423002121121
51220042101
6142003213
733410400
oct13023131
95400000
102893401
1116a6945
12b76509
137a3c94
14554637
153c2486
hex2c2659

2893401 has 33 divisors (see below), whose sum is σ = 5048661. Its totient is φ = 1653372.

The previous prime is 2893399. The next prime is 2893409. The reversal of 2893401 is 1043982.

The square root of 2893401 is 1701.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 2893401 - 21 = 2893399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (2893409) by changing a digit.

It is a polite number, since it can be written in 32 ways as a sum of consecutive naturals, for example, 413340 + ... + 413346.

22893401 is an apocalyptic number.

2893401 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2893401 is the 1701-st square number.

2893401 is the 851-st centered octagonal number.

It is an amenable number.

2893401 is a deficient number, since it is larger than the sum of its proper divisors (2155260).

2893401 is an frugal number, since it uses more digits than its factorization.

2893401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The cubic root of 2893401 is about 142.4960663734.

The spelling of 2893401 in words is "two million, eight hundred ninety-three thousand, four hundred one".

Divisors: 1 3 7 9 21 27 49 63 81 147 189 243 441 567 729 1323 1701 2187 3969 5103 6561 11907 15309 19683 35721 45927 59049 107163 137781 321489 413343 964467 2893401