740073420 has 36 divisors (see below), whose sum is σ = 2244889920. Its totient is φ = 197352864.

The previous prime is 740073419. The next prime is 740073443. The reversal of 740073420 is 24370047.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×740073420³ (a number of 28 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2055580 + ... + 2055939.

Almost surely, 2^740073420 is an apocalyptic number.

It is an amenable number.

740073420 is an abundant number, since it is smaller than the sum of its proper divisors (1504816500).

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

740073420 is a wasteful number, since it uses less digits than its factorization.

740073420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4111534 (or 4111529 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 740073420 is about 27204.2904704387. The cubic root of 740073420 is about 904.5340824889.

The spelling of 740073420 in words is "seven hundred forty million, seventy-three thousand, four hundred twenty".