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1395460 = 225116343
BaseRepresentation
bin101010100101100000100
32121220012201
411110230010
5324123320
645524244
714601253
oct5245404
92556181
101395460
11873480
12573684
1339b221
1428479a
151c870a
hex154b04

1395460 has 24 divisors (see below), whose sum is σ = 3197376. Its totient is φ = 507360.

The previous prime is 1395439. The next prime is 1395463. The reversal of 1395460 is 645931.

It is a super-2 number, since 2×13954602 = 3894617223200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1395463) 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, 2952 + ... + 3391.

It is an arithmetic number, because the mean of its divisors is an integer number (133224).

21395460 is an apocalyptic number.

1395460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1395460 is an abundant number, since it is smaller than the sum of its proper divisors (1801916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1395460 is a wasteful number, since it uses less digits than its factorization.

1395460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6363 (or 6361 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1395460 is about 1181.2958985792. The cubic root of 1395460 is about 111.7478383105.

The spelling of 1395460 in words is "one million, three hundred ninety-five thousand, four hundred sixty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 6343 12686 25372 31715 63430 69773 126860 139546 279092 348865 697730 1395460