1049972 has 36 divisors (see below), whose sum is σ = 2336544. Its totient is φ = 408240.
The previous prime is 1049963. The next prime is 1049977. The reversal of 1049972 is 2799401.
It is a super-2 number, since 2×10499722 = 2204882401568, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1049977) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1913 + ... + 2399.
It is an arithmetic number, because the mean of its divisors is an integer number (64904).
21049972 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1049972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1168272).
1049972 is an abundant number, since it is smaller than the sum of its proper divisors (1286572).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1049972 is a wasteful number, since it uses less digits than its factorization.
1049972 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 516 (or 507 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 32.
The square root of 1049972 is about 1024.6814139039. The cubic root of 1049972 is about 101.6387322100.
The spelling of 1049972 in words is "one million, forty-nine thousand, nine hundred seventy-two".
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