740453142 has 128 divisors (see below), whose sum is σ = 1868106240. Its totient is φ = 192291840.

The previous prime is 740453111. The next prime is 740453171. The reversal of 740453142 is 241354047.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 863578 + ... + 864434.

It is an arithmetic number, because the mean of its divisors is an integer number (14594580).

Almost surely, 2^740453142 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740453142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (934053120).

740453142 is an abundant number, since it is smaller than the sum of its proper divisors (1127653098).

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

740453142 is a wasteful number, since it uses less digits than its factorization.

740453142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 740453142 is about 27211.2686584069. The cubic root of 740453142 is about 904.6887575768.

The spelling of 740453142 in words is "seven hundred forty million, four hundred fifty-three thousand, one hundred forty-two".