740073400 has 48 divisors (see below), whose sum is σ = 1877100840. Its totient is φ = 269116800.

The previous prime is 740073379. The next prime is 740073407. The reversal of 740073400 is 4370047.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740073407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 165999 + ... + 170398.

Almost surely, 2^740073400 is an apocalyptic number.

It is an amenable number.

740073400 is an abundant number, since it is smaller than the sum of its proper divisors (1137027440).

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

740073400 is a wasteful number, since it uses less digits than its factorization.

740073400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336424 (or 336415 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 740073400 is about 27204.2901028496. The cubic root of 740073400 is about 904.5340743407.

The spelling of 740073400 in words is "seven hundred forty million, seventy-three thousand, four hundred".