7275042 has 32 divisors (see below), whose sum is σ = 16272000. Its totient is φ = 2409264.

The previous prime is 7275019. The next prime is 7275077. The reversal of 7275042 is 2405727.

It is a super-2 number, since 2×7275042² = 105852472203528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 7274997 and 7275015.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10408 + ... + 11084.

It is an arithmetic number, because the mean of its divisors is an integer number (508500).

Almost surely, 2^7275042 is an apocalyptic number.

7275042 is an abundant number, since it is smaller than the sum of its proper divisors (8996958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7275042 is a wasteful number, since it uses less digits than its factorization.

7275042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 887 (or 881 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 7275042 is about 2697.2285776330. The cubic root of 7275042 is about 193.7664138713.

The spelling of 7275042 in words is "seven million, two hundred seventy-five thousand, forty-two".