40970405 has 8 divisors (see below), whose sum is σ = 56188032. Its totient is φ = 28093968.

The previous prime is 40970401. The next prime is 40970411. The reversal of 40970405 is 50407904.

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

It is not a de Polignac number, because 40970405 - 2² = 40970401 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 (40970401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585257 + ... + 585326.

It is an arithmetic number, because the mean of its divisors is an integer number (7023504).

Almost surely, 2^40970405 is an apocalyptic number.

It is an amenable number.

40970405 is a deficient number, since it is larger than the sum of its proper divisors (15217627).

40970405 is a wasteful number, since it uses less digits than its factorization.

40970405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170595.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 40970405 is about 6400.8128390072. The cubic root of 40970405 is about 344.7387365966.

The spelling of 40970405 in words is "forty million, nine hundred seventy thousand, four hundred five".