1052234421 has 32 divisors (see below), whose sum is σ = 1691888640. Its totient is φ = 568249344.

The previous prime is 1052234411. The next prime is 1052234461. The reversal of 1052234421 is 1244322501.

It is not a de Polignac number, because 1052234421 - 2¹⁰ = 1052233397 is a prime.

It is a super-2 number, since 2×1052234421² = 2214394553474410482, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1052234391 and 1052234400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052234411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173781 + ... + 179733.

It is an arithmetic number, because the mean of its divisors is an integer number (52871520).

Almost surely, 2^1052234421 is an apocalyptic number.

It is an amenable number.

1052234421 is a deficient number, since it is larger than the sum of its proper divisors (639654219).

1052234421 is a wasteful number, since it uses less digits than its factorization.

1052234421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6425.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 1052234421 is about 32438.1630336861. The cubic root of 1052234421 is about 1017.1168165971.

Adding to 1052234421 its reverse (1244322501), we get a palindrome (2296556922).

The spelling of 1052234421 in words is "one billion, fifty-two million, two hundred thirty-four thousand, four hundred twenty-one".