40231002 has 32 divisors (see below), whose sum is σ = 95956992. Its totient is φ = 10994544.

The previous prime is 40231001. The next prime is 40231003. The reversal of 40231002 is 20013204.

It is an interprime number because it is at equal distance from previous prime (40231001) and next prime (40231003).

It is not an unprimeable number, because it can be changed into a prime (40231001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19858 + ... + 21789.

It is an arithmetic number, because the mean of its divisors is an integer number (2998656).

Almost surely, 2^40231002 is an apocalyptic number.

40231002 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

40231002 is an abundant number, since it is smaller than the sum of its proper divisors (55725990).

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

40231002 is a wasteful number, since it uses less digits than its factorization.

40231002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41682.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 40231002 is about 6342.7913413575. The cubic root of 40231002 is about 342.6522724973.

Adding to 40231002 its reverse (20013204), we get a palindrome (60244206).

The spelling of 40231002 in words is "forty million, two hundred thirty-one thousand, two".