42603720 has 32 divisors (see below), whose sum is σ = 127811520. Its totient is φ = 11360960.

The previous prime is 42603713. The next prime is 42603727. The reversal of 42603720 is 2730624.

It is an interprime number because it is at equal distance from previous prime (42603713) and next prime (42603727).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (42603727) 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, 177396 + ... + 177635.

It is an arithmetic number, because the mean of its divisors is an integer number (3994110).

Almost surely, 2^42603720 is an apocalyptic number.

42603720 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42603720 is an abundant number, since it is smaller than the sum of its proper divisors (85207800).

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

42603720 is a wasteful number, since it uses less digits than its factorization.

42603720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355045 (or 355041 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 42603720 is about 6527.1525185183. The cubic root of 42603720 is about 349.2602607618.

The spelling of 42603720 in words is "forty-two million, six hundred three thousand, seven hundred twenty".