424171380 has 24 divisors (see below), whose sum is σ = 1187680032. Its totient is φ = 113112352.

The previous prime is 424171379. The next prime is 424171399. The reversal of 424171380 is 83171424.

It is a super-2 number, since 2×424171380² = 359842719222208800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 3534702 + ... + 3534821.

It is an arithmetic number, because the mean of its divisors is an integer number (49486668).

Almost surely, 2^424171380 is an apocalyptic number.

It is an amenable number.

424171380 is an abundant number, since it is smaller than the sum of its proper divisors (763508652).

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

424171380 is a wasteful number, since it uses less digits than its factorization.

424171380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7069535 (or 7069533 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 424171380 is about 20595.4213358212. The cubic root of 424171380 is about 751.3583561174.

The spelling of 424171380 in words is "four hundred twenty-four million, one hundred seventy-one thousand, three hundred eighty".