10025040 has 40 divisors (see below), whose sum is σ = 31078368. Its totient is φ = 2673280.

The previous prime is 10025011. The next prime is 10025051. The reversal of 10025040 is 4052001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20646 + ... + 21125.

Almost surely, 2^10025040 is an apocalyptic number.

10025040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10025040 is an abundant number, since it is smaller than the sum of its proper divisors (21053328).

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

10025040 is a wasteful number, since it uses less digits than its factorization.

10025040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41787 (or 41781 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 10025040 is about 3166.2343564556. The cubic root of 10025040 is about 215.6231426011.

Adding to 10025040 its reverse (4052001), we get a palindrome (14077041).

The spelling of 10025040 in words is "ten million, twenty-five thousand, forty".