9142546 has 16 divisors (see below), whose sum is σ = 16354944. Its totient is φ = 3747744.

The previous prime is 9142543. The next prime is 9142547. The reversal of 9142546 is 6452419.

It is a super-2 number, since 2×9142546² = 167172294724232, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (9142543) 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, 13875 + ... + 14518.

It is an arithmetic number, because the mean of its divisors is an integer number (1022184).

Almost surely, 2^9142546 is an apocalyptic number.

9142546 is a deficient number, since it is larger than the sum of its proper divisors (7212398).

9142546 is a wasteful number, since it uses less digits than its factorization.

9142546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28425.

The product of its digits is 8640, while the sum is 31.

The square root of 9142546 is about 3023.6643332222. The cubic root of 9142546 is about 209.1008113887.

The spelling of 9142546 in words is "nine million, one hundred forty-two thousand, five hundred forty-six".