740088245 has 24 divisors (see below), whose sum is σ = 983087784. Its totient is φ = 531691776.

The previous prime is 740088241. The next prime is 740088259. The reversal of 740088245 is 542880047.

It can be written as a sum of positive squares in 12 ways, for example, as 11142244 + 728946001 = 3338^2 + 26999^2 .

It is not a de Polignac number, because 740088245 - 2² = 740088241 is a prime.

It is a super-2 number, since 2×740088245² = 1095461220774360050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 740088199 and 740088208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740088241) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84827 + ... + 93143.

It is an arithmetic number, because the mean of its divisors is an integer number (40961991).

Almost surely, 2^740088245 is an apocalyptic number.

It is an amenable number.

740088245 is a deficient number, since it is larger than the sum of its proper divisors (242999539).

740088245 is a wasteful number, since it uses less digits than its factorization.

740088245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8409 (or 8372 counting only the distinct ones).

The product of its (nonzero) digits is 71680, while the sum is 38.

The square root of 740088245 is about 27204.5629444768. The cubic root of 740088245 is about 904.5401222627.

The spelling of 740088245 in words is "seven hundred forty million, eighty-eight thousand, two hundred forty-five".