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32490492 = 2232707541
BaseRepresentation
bin111101111110…
…0001111111100
32021010200120120
41323330033330
531304143432
63120214540
7543110316
oct173741774
967120516
1032490492
1117381651
12aa6a450
136967758
14445a7b6
152cbbc2c
hex1efc3fc

32490492 has 12 divisors (see below), whose sum is σ = 75811176. Its totient is φ = 10830160.

The previous prime is 32490487. The next prime is 32490503. The reversal of 32490492 is 29409423.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1353759 + ... + 1353782.

It is an arithmetic number, because the mean of its divisors is an integer number (6317598).

Almost surely, 232490492 is an apocalyptic number.

It is an amenable number.

32490492 is an abundant number, since it is smaller than the sum of its proper divisors (43320684).

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

32490492 is a wasteful number, since it uses less digits than its factorization.

32490492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2707548 (or 2707546 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 32490492 is about 5700.0431577314. The cubic root of 32490492 is about 319.0940914714.

The spelling of 32490492 in words is "thirty-two million, four hundred ninety thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 2707541 5415082 8122623 10830164 16245246 32490492