40226697 has 48 divisors (see below), whose sum is σ = 69014400. Its totient is φ = 22565088.

The previous prime is 40226677. The next prime is 40226713. The reversal of 40226697 is 79662204.

It is a happy number.

It is not a de Polignac number, because 40226697 - 2⁸ = 40226441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40226647) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 256143 + ... + 256299.

It is an arithmetic number, because the mean of its divisors is an integer number (1437800).

Almost surely, 2^40226697 is an apocalyptic number.

It is an amenable number.

40226697 is a deficient number, since it is larger than the sum of its proper divisors (28787703).

40226697 is a wasteful number, since it uses less digits than its factorization.

40226697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 40226697 is about 6342.4519706498. The cubic root of 40226697 is about 342.6400499941.

The spelling of 40226697 in words is "forty million, two hundred twenty-six thousand, six hundred ninety-seven".