40646362 has 4 divisors (see below), whose sum is σ = 60969546. Its totient is φ = 20323180.

The previous prime is 40646357. The next prime is 40646381. The reversal of 40646362 is 26364604.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 40462321 + 184041 = 6361^2 + 429^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10161589 + ... + 10161592.

Almost surely, 2^40646362 is an apocalyptic number.

40646362 is a deficient number, since it is larger than the sum of its proper divisors (20323184).

40646362 is a wasteful number, since it uses less digits than its factorization.

40646362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20323183.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 40646362 is about 6375.4499449058. The cubic root of 40646362 is about 343.8274610229.

The spelling of 40646362 in words is "forty million, six hundred forty-six thousand, three hundred sixty-two".