40420462 has 8 divisors (see below), whose sum is σ = 60681600. Its totient is φ = 20193264.

The previous prime is 40420451. The next prime is 40420477. The reversal of 40420462 is 26402404.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5262 + ... + 10417.

It is an arithmetic number, because the mean of its divisors is an integer number (7585200).

Almost surely, 2^40420462 is an apocalyptic number.

40420462 is a deficient number, since it is larger than the sum of its proper divisors (20261138).

40420462 is a wasteful number, since it uses less digits than its factorization.

40420462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16970.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 40420462 is about 6357.7088640484. The cubic root of 40420462 is about 343.1893148652.

Adding to 40420462 its reverse (26402404), we get a palindrome (66822866).

The spelling of 40420462 in words is "forty million, four hundred twenty thousand, four hundred sixty-two".