1161624090 has 64 divisors (see below), whose sum is σ = 3201431040. Its totient is φ = 266783040.

The previous prime is 1161624073. The next prime is 1161624103. The reversal of 1161624090 is 904261611.

It is a happy number.

1161624090 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 86364 + ... + 98903.

It is an arithmetic number, because the mean of its divisors is an integer number (50022360).

Almost surely, 2^1161624090 is an apocalyptic number.

1161624090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1161624090 is an abundant number, since it is smaller than the sum of its proper divisors (2039806950).

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

1161624090 is a wasteful number, since it uses less digits than its factorization.

1161624090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185307.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 1161624090 is about 34082.6068545233. The cubic root of 1161624090 is about 1051.2077078699.

The spelling of 1161624090 in words is "one billion, one hundred sixty-one million, six hundred twenty-four thousand, ninety".