1051392 has 54 divisors (see below), whose sum is σ = 2875908. Its totient is φ = 340992.

The previous prime is 1051373. The next prime is 1051397. The reversal of 1051392 is 2931501.

It is a super-2 number, since 2×1051392² = 2210850275328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051397) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28398 + ... + 28434.

2^1051392 is an apocalyptic number.

1051392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1051392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1437954).

1051392 is an abundant number, since it is smaller than the sum of its proper divisors (1824516).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1051392 is an frugal number, since it uses more digits than its factorization.

1051392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93 (or 42 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 21.

The square root of 1051392 is about 1025.3740780808. The cubic root of 1051392 is about 101.6845308869.

Adding to 1051392 its reverse (2931501), we get a palindrome (3982893).

The spelling of 1051392 in words is "one million, fifty-one thousand, three hundred ninety-two".