40378562 has 8 divisors (see below), whose sum is σ = 69220416. Its totient is φ = 17305092.

The previous prime is 40378537. The next prime is 40378571. The reversal of 40378562 is 26587304.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1442078 + ... + 1442105.

It is an arithmetic number, because the mean of its divisors is an integer number (8652552).

Almost surely, 2^40378562 is an apocalyptic number.

40378562 is a deficient number, since it is larger than the sum of its proper divisors (28841854).

40378562 is a wasteful number, since it uses less digits than its factorization.

40378562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884192.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 40378562 is about 6354.4127974188. The cubic root of 40378562 is about 343.0706900969.

The spelling of 40378562 in words is "forty million, three hundred seventy-eight thousand, five hundred sixty-two".