97396740 has 144 divisors (see below), whose sum is σ = 357581952. Its totient is φ = 20947968.

The previous prime is 97396729. The next prime is 97396753. The reversal of 97396740 is 4769379.

It is a super-2 number, since 2×97396740² = 18972249925255200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19147 + ... + 23693.

It is an arithmetic number, because the mean of its divisors is an integer number (2483208).

Almost surely, 2^97396740 is an apocalyptic number.

97396740 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97396740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178790976).

97396740 is an abundant number, since it is smaller than the sum of its proper divisors (260185212).

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

97396740 is a wasteful number, since it uses less digits than its factorization.

97396740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4586 (or 4581 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 97396740 is about 9868.9786705616. The cubic root of 97396740 is about 460.0956637838.

The spelling of 97396740 in words is "ninety-seven million, three hundred ninety-six thousand, seven hundred forty".