1026542 has 16 divisors (see below), whose sum is σ = 1738800. Its totient is φ = 450240.

The previous prime is 1026521. The next prime is 1026547. The reversal of 1026542 is 2456201.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1026547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167 + ... + 1442.

It is an arithmetic number, because the mean of its divisors is an integer number (108675).

2^1026542 is an apocalyptic number.

1026542 is a deficient number, since it is larger than the sum of its proper divisors (712258).

1026542 is a wasteful number, since it uses less digits than its factorization.

1026542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1026542 is about 1013.1840898869. The cubic root of 1026542 is about 100.8770192205.

The spelling of 1026542 in words is "one million, twenty-six thousand, five hundred forty-two".