40921234 has 16 divisors (see below), whose sum is σ = 62080128. Its totient is φ = 20229552.

The previous prime is 40921229. The next prime is 40921249. The reversal of 40921234 is 43212904.

It is a junction number, because it is equal to n+sod(n) for n = 40921199 and 40921208.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111319 + ... + 111685.

It is an arithmetic number, because the mean of its divisors is an integer number (3880008).

Almost surely, 2^40921234 is an apocalyptic number.

40921234 is a deficient number, since it is larger than the sum of its proper divisors (21158894).

40921234 is a wasteful number, since it uses less digits than its factorization.

40921234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 40921234 is about 6396.9706893185. The cubic root of 40921234 is about 344.6007676220.

The spelling of 40921234 in words is "forty million, nine hundred twenty-one thousand, two hundred thirty-four".