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1396941 = 372131743
BaseRepresentation
bin101010101000011001101
32121222020120
411111003031
5324200231
645535153
714605500
oct5250315
92558216
101396941
118745a7
125744b9
1339bac0
14285137
151c8d96
hex1550cd

1396941 has 48 divisors (see below), whose sum is σ = 2528064. Its totient is φ = 677376.

The previous prime is 1396939. The next prime is 1396949. The reversal of 1396941 is 1496931.

It is not a de Polignac number, because 1396941 - 21 = 1396939 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1396949) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 32466 + ... + 32508.

It is an arithmetic number, because the mean of its divisors is an integer number (52668).

21396941 is an apocalyptic number.

It is an amenable number.

1396941 is a deficient number, since it is larger than the sum of its proper divisors (1131123).

1396941 is a wasteful number, since it uses less digits than its factorization.

1396941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90 (or 83 counting only the distinct ones).

The product of its digits is 5832, while the sum is 33.

The square root of 1396941 is about 1181.9225862974. The cubic root of 1396941 is about 111.7873569484.

The spelling of 1396941 in words is "one million, three hundred ninety-six thousand, nine hundred forty-one".

Divisors: 1 3 7 13 17 21 39 43 49 51 91 119 129 147 221 273 301 357 559 637 663 731 833 903 1547 1677 1911 2107 2193 2499 3913 4641 5117 6321 9503 10829 11739 15351 27391 28509 32487 35819 66521 82173 107457 199563 465647 1396941