40774434 has 16 divisors (see below), whose sum is σ = 81775488. Its totient is φ = 13553712.

The previous prime is 40774403. The next prime is 40774451. The reversal of 40774434 is 43447704.

It is a junction number, because it is equal to n+sod(n) for n = 40774395 and 40774404.

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, 7057 + ... + 11460.

It is an arithmetic number, because the mean of its divisors is an integer number (5110968).

Almost surely, 2^40774434 is an apocalyptic number.

40774434 is an abundant number, since it is smaller than the sum of its proper divisors (41001054).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40774434 is a wasteful number, since it uses less digits than its factorization.

40774434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18889.

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 40774434 is about 6385.4861991864. The cubic root of 40774434 is about 344.1882026311.

The spelling of 40774434 in words is "forty million, seven hundred seventy-four thousand, four hundred thirty-four".