1040321208 has 32 divisors (see below), whose sum is σ = 2664239760. Its totient is φ = 338315520.

The previous prime is 1040321207. The next prime is 1040321209. The reversal of 1040321208 is 8021230401.

It is an interprime number because it is at equal distance from previous prime (1040321207) and next prime (1040321209).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040321201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527635 + ... + 529602.

Almost surely, 2^1040321208 is an apocalyptic number.

It is an amenable number.

1040321208 is an abundant number, since it is smaller than the sum of its proper divisors (1623918552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1040321208 is a wasteful number, since it uses less digits than its factorization.

1040321208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057287 (or 1057283 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 1040321208 is about 32254.0107273499. The cubic root of 1040321208 is about 1013.2636991431.

Adding to 1040321208 its reverse (8021230401), we get a palindrome (9061551609).

The spelling of 1040321208 in words is "one billion, forty million, three hundred twenty-one thousand, two hundred eight".