40241002 has 4 divisors (see below), whose sum is σ = 60361506. Its totient is φ = 20120500.

The previous prime is 40240999. The next prime is 40241021. The reversal of 40241002 is 20014204.

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., 40182921 + 58081 = 6339^2 + 241^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060249 + ... + 10060252.

Almost surely, 2^40241002 is an apocalyptic number.

40241002 is a deficient number, since it is larger than the sum of its proper divisors (20120504).

40241002 is a wasteful number, since it uses less digits than its factorization.

40241002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20120503.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 40241002 is about 6343.5795888441. The cubic root of 40241002 is about 342.6806605454.

Adding to 40241002 its reverse (20014204), we get a palindrome (60255206).

The spelling of 40241002 in words is "forty million, two hundred forty-one thousand, two".