7540014 has 16 divisors (see below), whose sum is σ = 15107328. Its totient is φ = 2508792.

The previous prime is 7540009. The next prime is 7540019. The reversal of 7540014 is 4100457.

It is an interprime number because it is at equal distance from previous prime (7540009) and next prime (7540019).

It is a super-2 number, since 2×7540014² = 113703622240392, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7540019) 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, 5019 + ... + 6345.

It is an arithmetic number, because the mean of its divisors is an integer number (944208).

Almost surely, 2^7540014 is an apocalyptic number.

7540014 is an abundant number, since it is smaller than the sum of its proper divisors (7567314).

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

7540014 is a wasteful number, since it uses less digits than its factorization.

7540014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279.

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 7540014 is about 2745.9085927977. The cubic root of 7540014 is about 196.0908748387.

The spelling of 7540014 in words is "seven million, five hundred forty thousand, fourteen".