1540085092 has 96 divisors (see below), whose sum is σ = 3430784000. Its totient is φ = 601001856.

The previous prime is 1540085081. The next prime is 1540085101. The reversal of 1540085092 is 2905800451.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1408498 + ... + 1409590.

Almost surely, 2^1540085092 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1540085092, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1715392000).

1540085092 is an abundant number, since it is smaller than the sum of its proper divisors (1890698908).

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

1540085092 is a wasteful number, since it uses less digits than its factorization.

1540085092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210 (or 1194 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 1540085092 is about 39243.9178981916. The cubic root of 1540085092 is about 1154.8216192226.

The spelling of 1540085092 in words is "one billion, five hundred forty million, eighty-five thousand, ninety-two".