1022452 has 6 divisors (see below), whose sum is σ = 1789298. Its totient is φ = 511224.

The previous prime is 1022449. The next prime is 1022467. The reversal of 1022452 is 2542201.

It can be written as a sum of positive squares in only one way, i.e., 512656 + 509796 = 716^2 + 714^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 127803 + ... + 127810.

2^1022452 is an apocalyptic number.

It is an amenable number.

1022452 is a deficient number, since it is larger than the sum of its proper divisors (766846).

1022452 is a wasteful number, since it uses less digits than its factorization.

1022452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255617 (or 255615 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 1022452 is about 1011.1636860568. The cubic root of 1022452 is about 100.7428678091.

Adding to 1022452 its reverse (2542201), we get a palindrome (3564653).

The spelling of 1022452 in words is "one million, twenty-two thousand, four hundred fifty-two".