40136206 has 8 divisors (see below), whose sum is σ = 65677464. Its totient is φ = 18243720.

The previous prime is 40136197. The next prime is 40136233. The reversal of 40136206 is 60263104.

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

It is a super-2 number, since 2×40136206² = 3221830064148872, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 1824373 = 40136206 / (4 + 0 + 1 + 3 + 6 + 2 + 0 + 6).

It is a congruent number.

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, 912165 + ... + 912208.

It is an arithmetic number, because the mean of its divisors is an integer number (8209683).

Almost surely, 2^40136206 is an apocalyptic number.

40136206 is a deficient number, since it is larger than the sum of its proper divisors (25541258).

40136206 is a wasteful number, since it uses less digits than its factorization.

40136206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1824386.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 40136206 is about 6335.3141989960. The cubic root of 40136206 is about 342.3829312011.

The spelling of 40136206 in words is "forty million, one hundred thirty-six thousand, two hundred six".