403893142 has 8 divisors (see below), whose sum is σ = 611838432. Its totient is φ = 199947000.

The previous prime is 403893101. The next prime is 403893169. The reversal of 403893142 is 241398304.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 403893098 and 403893107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 999534 + ... + 999937.

It is an arithmetic number, because the mean of its divisors is an integer number (76479804).

Almost surely, 2^403893142 is an apocalyptic number.

403893142 is a deficient number, since it is larger than the sum of its proper divisors (207945290).

403893142 is a wasteful number, since it uses less digits than its factorization.

403893142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999574.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 403893142 is about 20097.0928743438. The cubic root of 403893142 is about 739.1889958472.

The spelling of 403893142 in words is "four hundred three million, eight hundred ninety-three thousand, one hundred forty-two".