1022542402 has 16 divisors (see below), whose sum is σ = 1760458752. Its totient is φ = 436350240.

The previous prime is 1022542369. The next prime is 1022542439. The reversal of 1022542402 is 2042452201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153474 + ... + 159997.

It is an arithmetic number, because the mean of its divisors is an integer number (110028672).

Almost surely, 2^1022542402 is an apocalyptic number.

1022542402 is a deficient number, since it is larger than the sum of its proper divisors (737916350).

1022542402 is a wasteful number, since it uses less digits than its factorization.

1022542402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313713.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1022542402 is about 31977.2169208016. The cubic root of 1022542402 is about 1007.4583684440.

Adding to 1022542402 its reverse (2042452201), we get a palindrome (3064994603).

The spelling of 1022542402 in words is "one billion, twenty-two million, five hundred forty-two thousand, four hundred two".