7460040 has 128 divisors (see below), whose sum is σ = 26127360. Its totient is φ = 1668864.

The previous prime is 7460039. The next prime is 7460053. The reversal of 7460040 is 400647.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 7459989 and 7460016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69667 + ... + 69773.

It is an arithmetic number, because the mean of its divisors is an integer number (204120).

Almost surely, 2^7460040 is an apocalyptic number.

7460040 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7460040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13063680).

7460040 is an abundant number, since it is smaller than the sum of its proper divisors (18667320).

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

7460040 is a wasteful number, since it uses less digits than its factorization.

7460040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 7460040 is about 2731.3073792600. The cubic root of 7460040 is about 195.3951225688.

Adding to 7460040 its reverse (400647), we get a palindrome (7860687).

The spelling of 7460040 in words is "seven million, four hundred sixty thousand, forty".