124032890 has 16 divisors (see below), whose sum is σ = 224221608. Its totient is φ = 49399296.

The previous prime is 124032871. The next prime is 124032967. The reversal of 124032890 is 98230421.

It can be written as a sum of positive squares in 4 ways, for example, as 44769481 + 79263409 = 6691^2 + 8903^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24287 + ... + 28946.

Almost surely, 2^124032890 is an apocalyptic number.

124032890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

124032890 is a deficient number, since it is larger than the sum of its proper divisors (100188718).

124032890 is a wasteful number, since it uses less digits than its factorization.

124032890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53473.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 124032890 is about 11137.0054323413. The cubic root of 124032890 is about 498.7071801146.

The spelling of 124032890 in words is "one hundred twenty-four million, thirty-two thousand, eight hundred ninety".