15434130 has 64 divisors (see below), whose sum is σ = 40030848. Its totient is φ = 3793920.

The previous prime is 15434129. The next prime is 15434149. The reversal of 15434130 is 3143451.

15434130 = T₁₃₃₉ + T₁₃₄₀ + ... + T₁₃₅₅.

It is a junction number, because it is equal to n+sod(n) for n = 15434097 and 15434106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26745 + ... + 27315.

It is an arithmetic number, because the mean of its divisors is an integer number (625482).

Almost surely, 2^15434130 is an apocalyptic number.

15434130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 15434130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20015424).

15434130 is an abundant number, since it is smaller than the sum of its proper divisors (24596718).

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

15434130 is a wasteful number, since it uses less digits than its factorization.

15434130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 15434130 is about 3928.6295320379. The cubic root of 15434130 is about 248.9778532261.

Adding to 15434130 its reverse (3143451), we get a palindrome (18577581).

The spelling of 15434130 in words is "fifteen million, four hundred thirty-four thousand, one hundred thirty".