1020358 has 4 divisors (see below), whose sum is σ = 1530540. Its totient is φ = 510178.

The previous prime is 1020353. The next prime is 1020361. The reversal of 1020358 is 8530201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8530201 = 331 ⋅25771.

It is a super-2 number, since 2×1020358² = 2082260896328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255088 + ... + 255091.

It is an arithmetic number, because the mean of its divisors is an integer number (382635).

2^1020358 is an apocalyptic number.

1020358 is a deficient number, since it is larger than the sum of its proper divisors (510182).

1020358 is an equidigital number, since it uses as much as digits as its factorization.

1020358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510181.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 1020358 is about 1010.1277146975. The cubic root of 1020358 is about 100.6740464062.

Adding to 1020358 its reverse (8530201), we get a palindrome (9550559).

It can be divided in two parts, 1020 and 358, that added together give a triangular number (1378 = T₅₂).

The spelling of 1020358 in words is "one million, twenty thousand, three hundred fifty-eight".