1022154 has 16 divisors (see below), whose sum is σ = 2336448. Its totient is φ = 292032.

The previous prime is 1022141. The next prime is 1022167. The reversal of 1022154 is 4512201.

It is an interprime number because it is at equal distance from previous prime (1022141) and next prime (1022167).

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 12127 + ... + 12210.

It is an arithmetic number, because the mean of its divisors is an integer number (146028).

2^1022154 is an apocalyptic number.

1022154 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1022154 is an abundant number, since it is smaller than the sum of its proper divisors (1314294).

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

1022154 is a wasteful number, since it uses less digits than its factorization.

1022154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24349.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 1022154 is about 1011.0163203430. The cubic root of 1022154 is about 100.7330794794.

Adding to 1022154 its reverse (4512201), we get a palindrome (5534355).

It can be divided in two parts, 1022 and 154, that added together give a triangular number (1176 = T₄₈).

The spelling of 1022154 in words is "one million, twenty-two thousand, one hundred fifty-four".