740889953 has 4 divisors (see below), whose sum is σ = 751948080. Its totient is φ = 729831828.

The previous prime is 740889949. The next prime is 740889959. The reversal of 740889953 is 359988047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 740889953 - 2² = 740889949 is a prime.

It is a super-3 number, since 3×740889953³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 740889895 and 740889904.

It is not an unprimeable number, because it can be changed into a prime (740889959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5528963 + ... + 5529096.

It is an arithmetic number, because the mean of its divisors is an integer number (187987020).

Almost surely, 2^740889953 is an apocalyptic number.

It is an amenable number.

740889953 is a deficient number, since it is larger than the sum of its proper divisors (11058127).

740889953 is a wasteful number, since it uses less digits than its factorization.

740889953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11058126.

The product of its (nonzero) digits is 2177280, while the sum is 53.

The square root of 740889953 is about 27219.2937637992. The cubic root of 740889953 is about 904.8666217772.

The spelling of 740889953 in words is "seven hundred forty million, eight hundred eighty-nine thousand, nine hundred fifty-three".