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2072046 = 231971753
BaseRepresentation
bin111111001110111101110
310220021022110
413321313232
51012301141
6112224450
723416644
oct7716756
93807273
102072046
111195839
1283b126
13577182
143bd194
152ade16
hex1f9dee

2072046 has 16 divisors (see below), whose sum is σ = 4167504. Its totient is φ = 686784.

The previous prime is 2072039. The next prime is 2072053. The reversal of 2072046 is 6402702.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2072039) and next prime (2072053).

It is a super-2 number, since 2×20720462 = 8586749252232, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

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, 306 + ... + 2058.

It is an arithmetic number, because the mean of its divisors is an integer number (260469).

22072046 is an apocalyptic number.

2072046 is an abundant number, since it is smaller than the sum of its proper divisors (2095458).

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

2072046 is a wasteful number, since it uses less digits than its factorization.

2072046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 2072046 is about 1439.4603155350. The cubic root of 2072046 is about 127.4871651825.

Adding to 2072046 its reverse (6402702), we get a palindrome (8474748).

The spelling of 2072046 in words is "two million, seventy-two thousand, forty-six".

Divisors: 1 2 3 6 197 394 591 1182 1753 3506 5259 10518 345341 690682 1036023 2072046