40354775 has 6 divisors (see below), whose sum is σ = 50039952. Its totient is φ = 32283800.

The previous prime is 40354771. The next prime is 40354789. The reversal of 40354775 is 57745304.

It is not a de Polignac number, because 40354775 - 2² = 40354771 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40354771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 807071 + ... + 807120.

It is an arithmetic number, because the mean of its divisors is an integer number (8339992).

Almost surely, 2^40354775 is an apocalyptic number.

40354775 is a deficient number, since it is larger than the sum of its proper divisors (9685177).

40354775 is a wasteful number, since it uses less digits than its factorization.

40354775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1614201 (or 1614196 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 35.

The square root of 40354775 is about 6352.5408302505. The cubic root of 40354775 is about 343.0033092468.

The spelling of 40354775 in words is "forty million, three hundred fifty-four thousand, seven hundred seventy-five".