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1995492 = 223179929
BaseRepresentation
bin111100111001011100100
310202101022010
413213023210
51002323432
6110434220
722650522
oct7471344
93671263
101995492
111143274
12802970
1354b385
1439d312
152963cc
hex1e72e4

1995492 has 24 divisors (see below), whose sum is σ = 4687200. Its totient is φ = 660736.

The previous prime is 1995481. The next prime is 1995517. The reversal of 1995492 is 2945991.

It is a self number, because there is not a number n which added to its sum of digits gives 1995492.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1684 + ... + 2612.

It is an arithmetic number, because the mean of its divisors is an integer number (195300).

21995492 is an apocalyptic number.

1995492 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1995492 is an abundant number, since it is smaller than the sum of its proper divisors (2691708).

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

1995492 is a wasteful number, since it uses less digits than its factorization.

1995492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115 (or 1113 counting only the distinct ones).

The product of its digits is 29160, while the sum is 39.

The square root of 1995492 is about 1412.6188445579. The cubic root of 1995492 is about 125.8973717093.

The spelling of 1995492 in words is "one million, nine hundred ninety-five thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 179 358 537 716 929 1074 1858 2148 2787 3716 5574 11148 166291 332582 498873 665164 997746 1995492