742583970 has 64 divisors (see below), whose sum is σ = 2096720640. Its totient is φ = 186372864.

The previous prime is 742583917. The next prime is 742583999. The reversal of 742583970 is 79385247.

742583970 is a `hidden beast` number, since 7 + 4 + 258 + 397 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76302 + ... + 85481.

It is an arithmetic number, because the mean of its divisors is an integer number (32761260).

Almost surely, 2^742583970 is an apocalyptic number.

742583970 is an abundant number, since it is smaller than the sum of its proper divisors (1354136670).

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

742583970 is a wasteful number, since it uses less digits than its factorization.

742583970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161816 (or 161810 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 45.

The square root of 742583970 is about 27250.3939421066. The cubic root of 742583970 is about 905.5557446536. Note that the first 3 decimals are identical.

The spelling of 742583970 in words is "seven hundred forty-two million, five hundred eighty-three thousand, nine hundred seventy".