40246197 has 4 divisors (see below), whose sum is σ = 53661600. Its totient is φ = 26830796.

The previous prime is 40246061. The next prime is 40246223. The reversal of 40246197 is 79164204.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40246197 - 2⁸ = 40245941 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40245197) 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, 6707697 + ... + 6707702.

It is an arithmetic number, because the mean of its divisors is an integer number (13415400).

Almost surely, 2^40246197 is an apocalyptic number.

It is an amenable number.

40246197 is a deficient number, since it is larger than the sum of its proper divisors (13415403).

40246197 is a wasteful number, since it uses less digits than its factorization.

40246197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13415402.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 40246197 is about 6343.9890447572. The cubic root of 40246197 is about 342.6954062802.

The spelling of 40246197 in words is "forty million, two hundred forty-six thousand, one hundred ninety-seven".