40234893 has 8 divisors (see below), whose sum is σ = 54121728. Its totient is φ = 26585664.

The previous prime is 40234879. The next prime is 40234927. The reversal of 40234893 is 39843204.

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

It is not a de Polignac number, because 40234893 - 2⁴ = 40234877 is a prime.

It is a super-2 number, since 2×40234893² = 3237693229442898, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40234813) 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, 59005 + ... + 59682.

It is an arithmetic number, because the mean of its divisors is an integer number (6765216).

Almost surely, 2^40234893 is an apocalyptic number.

It is an amenable number.

40234893 is a deficient number, since it is larger than the sum of its proper divisors (13886835).

40234893 is a wasteful number, since it uses less digits than its factorization.

40234893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118803.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 40234893 is about 6343.0980600965. The cubic root of 40234893 is about 342.6633188459.

The spelling of 40234893 in words is "forty million, two hundred thirty-four thousand, eight hundred ninety-three".