2429420 has 72 divisors (see below), whose sum is σ = 6186096. Its totient is φ = 798336.

The previous prime is 2429411. The next prime is 2429437. The reversal of 2429420 is 249242.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36227 + ... + 36293.

It is an arithmetic number, because the mean of its divisors is an integer number (85918).

2^2429420 is an apocalyptic number.

2429420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2429420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3093048).

2429420 is an abundant number, since it is smaller than the sum of its proper divisors (3756676).

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

2429420 is a wasteful number, since it uses less digits than its factorization.

2429420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127 (or 118 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2429420 is about 1558.6596806231. The cubic root of 2429420 is about 134.4314451886.

The spelling of 2429420 in words is "two million, four hundred twenty-nine thousand, four hundred twenty".