1240029802 has 16 divisors (see below), whose sum is σ = 2030594112. Its totient is φ = 563245920.

The previous prime is 1240029799. The next prime is 1240029863. The reversal of 1240029802 is 2089200421.

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, 12358 + ... + 51310.

It is an arithmetic number, because the mean of its divisors is an integer number (126912132).

Almost surely, 2^1240029802 is an apocalyptic number.

1240029802 is a deficient number, since it is larger than the sum of its proper divisors (790564310).

1240029802 is a wasteful number, since it uses less digits than its factorization.

1240029802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40413.

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 1240029802 is about 35214.0568807401. The cubic root of 1240029802 is about 1074.3456777462.

The spelling of 1240029802 in words is "one billion, two hundred forty million, twenty-nine thousand, eight hundred two".