7434534040 has 32 divisors (see below), whose sum is σ = 16834261680. Its totient is φ = 2954869632.

The previous prime is 7434533983. The next prime is 7434534071. The reversal of 7434534040 is 404354347.

It is a super-4 number, since 4×7434534040⁴ (a number of 41 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7434533987 and 7434534005.

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, 585642 + ... + 598201.

Almost surely, 2^7434534040 is an apocalyptic number.

It is an amenable number.

7434534040 is an abundant number, since it is smaller than the sum of its proper divisors (9399727640).

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

7434534040 is a wasteful number, since it uses less digits than its factorization.

7434534040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1184011 (or 1184007 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 34.

The square root of 7434534040 is about 86223.7440615983. The cubic root of 7434534040 is about 1951.7218226217.

Adding to 7434534040 its reverse (404354347), we get a palindrome (7838888387).

The spelling of 7434534040 in words is "seven billion, four hundred thirty-four million, five hundred thirty-four thousand, forty".