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1492212 = 223124351
BaseRepresentation
bin101101100010011110100
32210210221010
411230103310
5340222322
651552220
715453321
oct5542364
92723833
101492212
1192a137
125bb670
13403287
142abb48
151e720c
hex16c4f4

1492212 has 12 divisors (see below), whose sum is σ = 3481856. Its totient is φ = 497400.

The previous prime is 1492201. The next prime is 1492213. The reversal of 1492212 is 2122941.

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

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62164 + ... + 62187.

21492212 is an apocalyptic number.

1492212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1492212 is an abundant number, since it is smaller than the sum of its proper divisors (1989644).

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

1492212 is a wasteful number, since it uses less digits than its factorization.

1492212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124358 (or 124356 counting only the distinct ones).

The product of its digits is 288, while the sum is 21.

The square root of 1492212 is about 1221.5612960470. The cubic root of 1492212 is about 114.2729685191.

The spelling of 1492212 in words is "one million, four hundred ninety-two thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 124351 248702 373053 497404 746106 1492212