7942354 has 16 divisors (see below), whose sum is σ = 13651776. Its totient is φ = 3394800.

The previous prime is 7942343. The next prime is 7942357. The reversal of 7942354 is 4532497.

It is a super-2 number, since 2×7942354² = 126161974122632, which contains 22 as substring.

It is a d-powerful number, because it can be written as 7⁸ + 9 + 4² + 2²¹ + 3⁷ + 5⁷ + 4³ .

It is not an unprimeable number, because it can be changed into a prime (7942357) by changing a digit.

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, 9264 + ... + 10084.

It is an arithmetic number, because the mean of its divisors is an integer number (853236).

Almost surely, 2^7942354 is an apocalyptic number.

7942354 is a deficient number, since it is larger than the sum of its proper divisors (5709422).

7942354 is a wasteful number, since it uses less digits than its factorization.

7942354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1521.

The product of its digits is 30240, while the sum is 34.

The square root of 7942354 is about 2818.2182314363. The cubic root of 7942354 is about 199.5184581846.

The spelling of 7942354 in words is "seven million, nine hundred forty-two thousand, three hundred fifty-four".