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1490012 = 221372719
BaseRepresentation
bin101101011110001011100
32210200220122
411223301130
5340140022
651534112
715444026
oct5536134
92720818
101490012
11928517
125ba338
13402284
142ab016
151e6742
hex16bc5c

1490012 has 12 divisors (see below), whose sum is σ = 2627520. Its totient is φ = 739296.

The previous prime is 1490011. The next prime is 1490029. The reversal of 1490012 is 2100941.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 812 + ... + 1907.

It is an arithmetic number, because the mean of its divisors is an integer number (218960).

21490012 is an apocalyptic number.

It is an amenable number.

1490012 is a deficient number, since it is larger than the sum of its proper divisors (1137508).

1490012 is a wasteful number, since it uses less digits than its factorization.

1490012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2860 (or 2858 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 1490012 is about 1220.6604769550. The cubic root of 1490012 is about 114.2167825391.

Adding to 1490012 its reverse (2100941), we get a palindrome (3590953).

The spelling of 1490012 in words is "one million, four hundred ninety thousand, twelve".

Divisors: 1 2 4 137 274 548 2719 5438 10876 372503 745006 1490012