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1241972 = 22417573
BaseRepresentation
bin100101111001101110100
32100002122222
410233031310
5304220342
642341512
713361624
oct4571564
92302588
101241972
11779126
124ba898
133463c4
14244884
15197ed2
hex12f374

1241972 has 12 divisors (see below), whose sum is σ = 2226756. Its totient is φ = 605760.

The previous prime is 1241971. The next prime is 1241987. The reversal of 1241972 is 2791421.

It can be written as a sum of positive squares in 2 ways, for example, as 729316 + 512656 = 854^2 + 716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241971) 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, 3623 + ... + 3950.

It is an arithmetic number, because the mean of its divisors is an integer number (185563).

21241972 is an apocalyptic number.

It is an amenable number.

1241972 is a deficient number, since it is larger than the sum of its proper divisors (984784).

1241972 is a wasteful number, since it uses less digits than its factorization.

1241972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7618 (or 7616 counting only the distinct ones).

The product of its digits is 1008, while the sum is 26.

The square root of 1241972 is about 1114.4379749452. The cubic root of 1241972 is about 107.4906283519.

The spelling of 1241972 in words is "one million, two hundred forty-one thousand, nine hundred seventy-two".

Divisors: 1 2 4 41 82 164 7573 15146 30292 310493 620986 1241972