1520464234 has 16 divisors (see below), whose sum is σ = 2290467456. Its totient is φ = 756982800.

The previous prime is 1520464177. The next prime is 1520464237. The reversal of 1520464234 is 4324640251.

It is a super-2 number, since 2×1520464234² = 4623622973746413512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1520464196 and 1520464205.

It is not an unprimeable number, because it can be changed into a prime (1520464237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543379 + ... + 546169.

It is an arithmetic number, because the mean of its divisors is an integer number (143154216).

Almost surely, 2^1520464234 is an apocalyptic number.

1520464234 is a deficient number, since it is larger than the sum of its proper divisors (770003222).

1520464234 is a wasteful number, since it uses less digits than its factorization.

1520464234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 1520464234 is about 38993.1306001455. The cubic root of 1520464234 is about 1149.8964579745.

The spelling of 1520464234 in words is "one billion, five hundred twenty million, four hundred sixty-four thousand, two hundred thirty-four".