42693400 has 24 divisors (see below), whose sum is σ = 99262620. Its totient is φ = 17077280.

The previous prime is 42693377. The next prime is 42693401. The reversal of 42693400 is 439624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42693401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 106534 + ... + 106933.

Almost surely, 2^42693400 is an apocalyptic number.

42693400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42693400 is an abundant number, since it is smaller than the sum of its proper divisors (56569220).

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

42693400 is a wasteful number, since it uses less digits than its factorization.

42693400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213483 (or 213474 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 42693400 is about 6534.0186715374. The cubic root of 42693400 is about 349.5051510256.

The spelling of 42693400 in words is "forty-two million, six hundred ninety-three thousand, four hundred".