40273197 has 8 divisors (see below), whose sum is σ = 53758656. Its totient is φ = 26818272.

The previous prime is 40273171. The next prime is 40273213. The reversal of 40273197 is 79137204.

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

It is not a de Polignac number, because 40273197 - 2⁸ = 40272941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40273127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4353 + ... + 9974.

It is an arithmetic number, because the mean of its divisors is an integer number (6719832).

Almost surely, 2^40273197 is an apocalyptic number.

It is an amenable number.

40273197 is a deficient number, since it is larger than the sum of its proper divisors (13485459).

40273197 is a wasteful number, since it uses less digits than its factorization.

40273197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15267.

The product of its (nonzero) digits is 10584, while the sum is 33.

The square root of 40273197 is about 6346.1166866045. The cubic root of 40273197 is about 342.7720239343.

It can be divided in two parts, 40273 and 197, that added together give a triangular number (40470 = T₂₈₄).

The spelling of 40273197 in words is "forty million, two hundred seventy-three thousand, one hundred ninety-seven".