7542022 has 16 divisors (see below), whose sum is σ = 11907072. Its totient is φ = 3575880.

The previous prime is 7542019. The next prime is 7542023. The reversal of 7542022 is 2202457.

It is a junction number, because it is equal to n+sod(n) for n = 7541984 and 7542002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7542023) 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, 5197 + ... + 6487.

It is an arithmetic number, because the mean of its divisors is an integer number (744192).

Almost surely, 2^7542022 is an apocalyptic number.

7542022 is a deficient number, since it is larger than the sum of its proper divisors (4365050).

7542022 is a wasteful number, since it uses less digits than its factorization.

7542022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1443.

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 7542022 is about 2746.2742033526. The cubic root of 7542022 is about 196.1082804442.

Adding to 7542022 its reverse (2202457), we get a palindrome (9744479).

The spelling of 7542022 in words is "seven million, five hundred forty-two thousand, twenty-two".