40372466 has 8 divisors (see below), whose sum is σ = 62647020. Its totient is φ = 19490128.

The previous prime is 40372463. The next prime is 40372477. The reversal of 40372466 is 66427304.

It can be written as a sum of positive squares in 2 ways, for example, as 37027225 + 3345241 = 6085^2 + 1829^2 .

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

It is not an unprimeable number, because it can be changed into a prime (40372463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347981 + ... + 348096.

Almost surely, 2^40372466 is an apocalyptic number.

40372466 is a deficient number, since it is larger than the sum of its proper divisors (22274554).

40372466 is a wasteful number, since it uses less digits than its factorization.

40372466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696108.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 40372466 is about 6353.9331126476. The cubic root of 40372466 is about 343.0534246300.

The spelling of 40372466 in words is "forty million, three hundred seventy-two thousand, four hundred sixty-six".