2429146 has 4 divisors (see below), whose sum is σ = 3643722. Its totient is φ = 1214572.

The previous prime is 2429143. The next prime is 2429153. The reversal of 2429146 is 6419242.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6419242 = 2 ⋅3209621.

It can be written as a sum of positive squares in only one way, i.e., 1243225 + 1185921 = 1115^2 + 1089^2 .

It is not an unprimeable number, because it can be changed into a prime (2429143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 607285 + ... + 607288.

2^2429146 is an apocalyptic number.

2429146 is a deficient number, since it is larger than the sum of its proper divisors (1214576).

2429146 is a wasteful number, since it uses less digits than its factorization.

2429146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1214575.

The product of its digits is 3456, while the sum is 28.

The square root of 2429146 is about 1558.5717821134. The cubic root of 2429146 is about 134.4263910878.

The spelling of 2429146 in words is "two million, four hundred twenty-nine thousand, one hundred forty-six".