740234424 has 32 divisors (see below), whose sum is σ = 1874016000. Its totient is φ = 243620832.

The previous prime is 740234423. The next prime is 740234437. The reversal of 740234424 is 424432047.

It is a happy number.

It is a super-2 number, since 2×740234424² = 1095894004949223552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 740234391 and 740234400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740234423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193314 + ... + 197105.

It is an arithmetic number, because the mean of its divisors is an integer number (58563000).

Almost surely, 2^740234424 is an apocalyptic number.

It is an amenable number.

740234424 is an abundant number, since it is smaller than the sum of its proper divisors (1133781576).

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

740234424 is a wasteful number, since it uses less digits than its factorization.

740234424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390507 (or 390503 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 30.

The square root of 740234424 is about 27207.2494750939. The cubic root of 740234424 is about 904.5996719479.

The spelling of 740234424 in words is "seven hundred forty million, two hundred thirty-four thousand, four hundred twenty-four".