40369330 has 8 divisors (see below), whose sum is σ = 72664812. Its totient is φ = 16147728.

The previous prime is 40369327. The next prime is 40369361. The reversal of 40369330 is 3396304.

It can be written as a sum of positive squares in 2 ways, for example, as 39929761 + 439569 = 6319^2 + 663^2 .

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, 2018457 + ... + 2018476.

Almost surely, 2^40369330 is an apocalyptic number.

40369330 is a deficient number, since it is larger than the sum of its proper divisors (32295482).

40369330 is a wasteful number, since it uses less digits than its factorization.

40369330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4036940.

The product of its (nonzero) digits is 5832, while the sum is 28.

The square root of 40369330 is about 6353.6863315716. The cubic root of 40369330 is about 343.0445419805.

It can be divided in two parts, 4036 and 9330, that added together give a triangular number (13366 = T₁₆₃).

The spelling of 40369330 in words is "forty million, three hundred sixty-nine thousand, three hundred thirty".