7150442 has 16 divisors (see below), whose sum is σ = 11770920. Its totient is φ = 3237312.

The previous prime is 7150417. The next prime is 7150459. The reversal of 7150442 is 2440517.

It can be written as a sum of positive squares in 4 ways, for example, as 6446521 + 703921 = 2539^2 + 839^2 .

It is a super-2 number, since 2×7150442² = 102257641590728, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1217 + ... + 3972.

Almost surely, 2^7150442 is an apocalyptic number.

7150442 is a deficient number, since it is larger than the sum of its proper divisors (4620478).

7150442 is a wasteful number, since it uses less digits than its factorization.

7150442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5257.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 7150442 is about 2674.0310394608. The cubic root of 7150442 is about 192.6538220678.

Adding to 7150442 its reverse (2440517), we get a palindrome (9590959).

The spelling of 7150442 in words is "seven million, one hundred fifty thousand, four hundred forty-two".