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2125372 = 22531343
BaseRepresentation
bin1000000110111000111100
310222222110111
420012320330
51021002442
6113315404
724031264
oct10067074
93888414
102125372
111221907
12865b64
13595522
143d47a4
152beb17
hex206e3c

2125372 has 6 divisors (see below), whose sum is σ = 3719408. Its totient is φ = 1062684.

The previous prime is 2125339. The next prime is 2125373. The reversal of 2125372 is 2735212.

It is a super-2 number, since 2×21253722 = 9034412276768, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2125373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265668 + ... + 265675.

22125372 is an apocalyptic number.

It is an amenable number.

2125372 is a deficient number, since it is larger than the sum of its proper divisors (1594036).

2125372 is a wasteful number, since it uses less digits than its factorization.

2125372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 531347 (or 531345 counting only the distinct ones).

The product of its digits is 840, while the sum is 22.

The square root of 2125372 is about 1457.8655630750. The cubic root of 2125372 is about 128.5715811874.

Adding to 2125372 its product of digits (840), we get a palindrome (2126212).

The spelling of 2125372 in words is "two million, one hundred twenty-five thousand, three hundred seventy-two".

Divisors: 1 2 4 531343 1062686 2125372