40534197 has 8 divisors (see below), whose sum is σ = 58958880. Its totient is φ = 24566160.

The previous prime is 40534181. The next prime is 40534213. The reversal of 40534197 is 79143504.

It is an interprime number because it is at equal distance from previous prime (40534181) and next prime (40534213).

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

It is not a de Polignac number, because 40534197 - 2⁴ = 40534181 is a prime.

It is a super-2 number, since 2×40534197² = 3286042252869618, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 1228309 = 40534197 / (4 + 0 + 5 + 3 + 4 + 1 + 9 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40534127) by changing a digit.

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, 614122 + ... + 614187.

It is an arithmetic number, because the mean of its divisors is an integer number (7369860).

Almost surely, 2^40534197 is an apocalyptic number.

It is an amenable number.

40534197 is a deficient number, since it is larger than the sum of its proper divisors (18424683).

40534197 is a wasteful number, since it uses less digits than its factorization.

40534197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228323.

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 40534197 is about 6366.6472338272. The cubic root of 40534197 is about 343.5109018531.

The spelling of 40534197 in words is "forty million, five hundred thirty-four thousand, one hundred ninety-seven".