40875428 has 24 divisors (see below), whose sum is σ = 78201984. Its totient is φ = 18540000.

The previous prime is 40875409. The next prime is 40875431. The reversal of 40875428 is 82457804.

It is a super-2 number, since 2×40875428² = 3341601228366368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40875391 and 40875400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32426 + ... + 33662.

It is an arithmetic number, because the mean of its divisors is an integer number (3258416).

Almost surely, 2^40875428 is an apocalyptic number.

It is an amenable number.

40875428 is a deficient number, since it is larger than the sum of its proper divisors (37326556).

40875428 is a wasteful number, since it uses less digits than its factorization.

40875428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003 (or 2001 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 40875428 is about 6393.3893984334. The cubic root of 40875428 is about 344.4721410341.

The spelling of 40875428 in words is "forty million, eight hundred seventy-five thousand, four hundred twenty-eight".