40376145 has 8 divisors (see below), whose sum is σ = 64601856. Its totient is φ = 21533936.

The previous prime is 40376137. The next prime is 40376177. The reversal of 40376145 is 54167304.

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

It is a cyclic number.

It is not a de Polignac number, because 40376145 - 2³ = 40376137 is a prime.

It is a super-2 number, since 2×40376145² = 3260466170122050, which contains 22 as substring.

It is an unprimeable number.

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, 1345857 + ... + 1345886.

It is an arithmetic number, because the mean of its divisors is an integer number (8075232).

Almost surely, 2^40376145 is an apocalyptic number.

It is an amenable number.

40376145 is a deficient number, since it is larger than the sum of its proper divisors (24225711).

40376145 is a wasteful number, since it uses less digits than its factorization.

40376145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2691751.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 40376145 is about 6354.2226117756. Note that the first 3 decimals coincide. The cubic root of 40376145 is about 343.0638447285.

The spelling of 40376145 in words is "forty million, three hundred seventy-six thousand, one hundred forty-five".