1634142 has 32 divisors (see below), whose sum is σ = 3562272. Its totient is φ = 497664.

The previous prime is 1634141. The next prime is 1634153. The reversal of 1634142 is 2414361.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1634141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3558 + ... + 3990.

It is an arithmetic number, because the mean of its divisors is an integer number (111321).

2^1634142 is an apocalyptic number.

1634142 is an abundant number, since it is smaller than the sum of its proper divisors (1928130).

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

1634142 is a wasteful number, since it uses less digits than its factorization.

1634142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 492.

The product of its digits is 576, while the sum is 21.

The square root of 1634142 is about 1278.3356366776. The cubic root of 1634142 is about 117.7867930153.

The spelling of 1634142 in words is "one million, six hundred thirty-four thousand, one hundred forty-two".